what is gravity?Does only earth have gravity?
Gravity is a fundamental force that exists throughout the universe. It is the force that attracts objects with mass towards each other. It is what keeps us grounded on Earth and is responsible for the motion of planets, stars, and galaxies.
No, gravity is not exclusive to Earth. Every object with mass, regardless of its size, has gravity. However, the strength of gravity depends on the mass of the object. So, larger objects like planets and stars have stronger gravitational pulls compared to smaller objects.
For example, the gravity on Earth is stronger compared to the gravity on the Moon because Earth is much more massive. The gravity on the Moon is about 1/6th of Earth's gravity, which is why astronauts can jump higher on the Moon.
Similarly, the gravity on other planets in our solar system varies due to differences in their mass. For instance, Jupiter, the largest planet, has a stronger gravitational pull compared to Mars, a smaller planet.
In summary, gravity is a force that exists everywhere in the universe, not just on Earth. The strength of gravity depends on the mass of the object, with larger objects having stronger gravitational pulls.
The mountain range that is located in Romania (in Eastern Europe) and that extends approximately 900 miles is the __________.
Carpathian Mountains
The Carpathians is the second longest mountain range in Europe. It is a mountain chain forming the eastward continuation of the Alps. From Danube Gap, it extends in a 900-mile crescent-shaped arc to Orsova, Romania. It is home for the largest European population of brown bears, wolves, chamois and lynxes
What was one of the changes brought about by Turkey’s first president, Mustafa Kamal?
He diversified the Turkish economy by introducing manufacturing.
He regained control of the Dardanelles from the United Nations.
He granted independence to the country’s Kurds.
He introduced a European legal system to replace Islamic law.
What features occur because of groundwater?
Groundwater pollution (also called groundwater contamination) occurs when pollutants are released to the ground and make their way down into groundwater. This type of water pollution can also occur naturally due to the presence of an unwanted contaminant or impurity in the groundwater,
which of the following is a true statement about hurricanes?
A. they only affect tropical areas
B. they cannot be measered on any scientific scale
C. their winds always top 117 kilometers per hour
D. they cause more deaths every year than tornadoes and earthquakes
Hurricanes can affect both tropical and non-tropical areas, and their winds can exceed 117 kilometers per hour. They can be measured on scientific scales. However, the statement that hurricanes cause more deaths every year than tornadoes and earthquakes is not accurate.
Explanation:Hurricanes are storm systems characterized by low-pressure centers, strong winds, and heavy rains. They develop over warm ocean waters and rotate in a cyclonic pattern. They can affect both tropical and non-tropical areas, and their winds can exceed 117 kilometers per hour.
Additionally, hurricanes can be measured on scientific scales, such as the Saffir-Simpson Hurricane Wind Scale, which categorizes hurricanes based on their wind speeds. While hurricanes can be dangerous, it is not accurate to say that they cause more deaths every year than tornadoes and earthquakes, as the impact of these natural disasters can vary depending on various factors.
How many countries border Russia? a. 12 b. 14 c. 16 d. 18
What is the name of a measure of a waves crest's height to its baseline?
Volcanic ash is a good geologic time maker because the ash
Volcanic ash is a powerful geologic time marker due to its widespread dispersion during eruptions, unique chemical signature, and the ability to date it accurately, which aids in correlating and synchronizing geological and historical events.
Volcanic ash is an excellent geologic time marker because it consists of fragments of rock, minerals, and volcanic glass ejected during volcanic eruptions. These fragments, which measure less than 2 mm in diameter, are spread over wide areas by the force of the eruption and wind patterns, settling as layers that can blanket landscapes and ocean floors. Due to their unique chemical signature, these ash deposits can be precisely dated using various radiometric dating techniques.
This provides a chronological layer that can be correlated to other regions, enabling scientists to synchronize events and processes in Earth's history. When cultural materials such as artefacts or fossil remains are found in association with the volcanic ash layers, they too can be dated with a reasonable degree of accuracy. Thus, volcanic ash becomes a key tool for understanding the timing of geological events, human activity, and changes in the environment.
Four groups of students, in different parts of the world, are investigating the reason why the shape of the moon changes from time to time. If the results of their investigations are considered valid, they would most likely be
complex
identical
non-testable
inconsistent
Identify all of the different observations alfred wegener used to support his theory of continental drift.
Final answer:
Alfred Wegener proposed the theory of continental drift supported by evidence such as the fit of continental coasts, fossil records, similar rock formations, paleoclimate evidence, and stratigraphy, but his theory was not immediately accepted until the plate tectonics theory emerged.
Explanation:
The German scientist, Alfred Wegener, proposed the theory of continental drift in the early 20th century, supporting it with multiple lines of evidence. Wegener's theory suggests that all the Earth's continents were once united in a single supercontinent called Pangaea about 225 million years ago. The evidence he compiled includes:
The jigsaw puzzle fit of the continents, especially the eastern coastline of South America and the western coastline of Africa.
Similarity of fossil records across continents that are now widely separated by oceans, such as the fossil remains of the mesosaur in both South America and Africa.
The presence of similar rock formations and mountain ranges on continents separated by vast oceans, indicating they were once joined.
Paleoclimate evidence, such as glacial deposits in tropical regions, suggesting radical shifts in climate due to continental movement.
Stratigraphy that showed the same sequence of rock layers across different continents.
Despite the compelling evidence, Wegener's theory of continental drift was not immediately accepted by the scientific community, largely because he could not identify a mechanism for the movement of continents. It was not until the development of plate tectonics theory in the 1960s that Wegener's ideas were fully vindicated.
Where might you expect to find the greatest variety of kinds of marine organisms?
A. Deep waters of the equatorial Pacific Ocean
B. Deep waters of the Arctic Ocean
C. In somewhat polluted estuaries
D. Shallow waters of the Caribbean Sea
Most of the marine organisms are expected to be found in the shallow waters of the Caribbean Sea. The shallow waters are favorable for the survival of the organism. The shallow waters are warmer since then rays of the sun can easily penetrates and thus favoring the survivor of many organisms.
On the diagram above, which of the letters shows an aquifer?
Answer: The answer is D.
Explanation:
An aquifer is a underground layer of rock and sand that holds water.
Which is true of dwarf planets?
A. They are only found beyond Neptune.
B. They are known for their ability to pull in smaller nearby debris.
C. They are composed of rock and ice
Most of the igneous rocks within oceanic abyssal plains are:
What is the source of heat for most hot springs and geysers?
Pls help and hurry
Question: In a certain locality all the farmers are applying fertilizers to the leaves of plants. What type of fertilizer application method are they using?
Options:
A. broadcasting
B. top dressing
C. band application
D. foliar feeding
Answer:
D. Foliar Feeding
Explanation:
Foliar Feeding is that type of fertilization in which the fertilizer is applied directly on the leaves, being a kind of complementary fertilization, because it does not renew the nutrients of the soil, which consequently does not replace solar fertilization.
Leaf fertilizers are quickly assimilated and according to studies, plants quickly absorb nutrients.
What were the main causes of the ethnic conflict in sub- saharan Africa during the colonial period
Which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses
a. the congo rainforest
b. the african mangroves
c. the serengeti grasslands
d. the sahel
Answer:
b.the african mangroves
it's correct on edge!
Explanation:
The ecosystem that best fits the characteristics described below is the African mangroves. Thus, the correct option for this question is B.
What is an Ecosystem?An ecosystem may be defined as a place or an area where individuals of different species live together and interact with each other for the purpose of food, space, and mating partner.
Large numbers of predators are not significantly found in the ecosystem like grasslands. So, option C is eliminated. The Sahel is the region in North Africa that mediates the transition between the Sahara and Sudanian savanna. So, option D is also eliminated.
The existence of Acacia trees and grasses is the characteristic feature of African mangroves. So, option A is also eliminated.
Therefore, the African mangrove is the ecosystem that best fits the characteristics described in the question.
To learn more about Ecosystems, refer to the link:
https://brainly.com/question/842527
#SPJ5
What are the three primary contributors to environmental destruction on Borneo?
Answer:
logging, both legal and illegal, to provide timber for other parts of the world slash-and-burn clearing of forests to make way for agriculture, including palm oil plantations rapid settlement of populations from other countries in the formerly pristine wildernessExplanation:
This is the sample answer on edmentum.
Select five U.S. counties. Determine where these counties are located and use the information on the map to create a graph representing the information. Select the type of graph that will work best for this purpose. You may round the population to the nearest thousand (remember round up if the last 3 digits are 500 or more; round down if the last 3 digits are 499 or less.)
Answer:
Explanation:
The top most county of the United States of America which is the most populous county is Los Angeles which is in California. The population of that county is 10,105,518. The second most populated county is Cook which is in Illinois and the population of this is 5,180,493. The third one is Harris which is located in Texas and the population of this is 4,698,619.
The fourth county is Maricopa which is located in the state of Arizona and the population is 4,410,824. The fifth most populous county of the United States of America is San Diego which is in California and the population of this is 3,343,364.
Which of the following is an example of imperialism without colonialism?
A territory is claimed by the Belgian king, and forced labor is used to extract the mineral wealth for Belgium.
Residents of an area governed by the Dutch are not allowed representation in the Dutch parliament.
A nation-state uses its local language as its official language and trades with many neighboring countries.
A self-governing state uses English as its official language and allows British companies special access.
An area is under French rule, and most natural resources are exploited by the French.
Which of the following statements about supranational organizations are true? i. A supranational organization is an effort between three or more nations. ii. Supranational organizations promote cooperation between different countries. iii. Supranational organizations, such as the United Nations, often lead to violent conflicts between members and non-members. A. i. only B. i. and ii. only C. i. and iii. only D. i., ii., and iii.
A supranational organization is an effort between three or more nations, and supranational organizations, such as the United Nations, frequently lead to violent conflicts between members and non-members. Thus, option C is correct.
What is the supranational organization?A supranational organization provides a means of establishing international rules governing the affairs of nations with the goal of preventing conflicts.
Members of supranational organizations such as the EU and the World Trade Organization agree to cede sovereignty over certain issues to the group.
Therefore, option C is correct, that the supranational organization is a collaborative effort of three or more nations, and supranational organizations, such as the United Nations, frequently result in violent conflicts between members and non-members.
Learn more about the supranational organization, refer to:
https://brainly.com/question/27812535
#SPJ3
On climate maps such as the one above, color is most likely used to represent __________.
A. longitude and latitude
B. population and migration
C. temperature and weather
D. political boundaries
What are the most common renewable energy resources used in the Nordic nations? Choose all that apply.
A. biofuel
B. geothermal
C. hydroelectric
D.wind,
Which of the following is not one of the five themes for geography
The five themes of geography are Location, Place, Human-Environment Interaction, Movement, and Region. One of the options given in the question is not part of the five themes. The option that is not part of the five themes is Anthropology.
Explanation:The five themes of geography are Location, Place, Human-Environment Interaction, Movement, and Region. Therefore, one of the options given in the question is not one of the five themes of geography. To determine which option is not part of the five themes, you need to review each option and compare it to the themes to see if it aligns or not.
Anthropology: Anthropology is not one of the five themes of geography. Anthropology is the study of human societies and cultures, whereas geography focuses on the Earth's physical features, climate, and spatial relationships.
Physical Geography: Physical Geography is one of the five themes of geography. It examines natural features such as landforms, climate, ecosystems, and natural disasters.Location: Location is one of the five themes of geography. It refers to the position of a place on Earth's surface, including its absolute location (latitude and longitude) and relative location (in relation to other places).Human-Environment Interaction: Human-Environment Interaction is one of the five themes of geography. It explores how humans interact with their environment, including how they modify it and adapt to it.Region: Region is one of the five themes of geography. It categorizes areas based on common characteristics, such as physical features, culture, language, or political boundaries.Learn more about themes of geography here:https://brainly.com/question/19241468
#SPJ2
The average wind speed, humidity, and temperature of an area over time are factors of A) climate. B) cold fronts. C) biodiversity. D) wind currents.
How was early earth from more than three billion years ago different from today's earth? unlike earth today, early earth ________?
The Homolographic projection has the correct representation of
A. shape
B. area
C. baring
D. distance
Name at least one type of image that represents earths surface
7. Russia’s longest railroad line runs from _____. Moscow to Vladivostok the Volga to the Caspian Sea Baikal to Amur Siberia to the Caucasus