Earth Science Review

Plate tectonics refers to the theory that __________

• the continents float on the oceans like plates
• each of the continents on the earth is also called a plate
• the surface of the earth is made up of large plates that have moved over time
• the surface of the earth is made up of large plates that cannot move

Continental drift is the idea that _________

• the continents are only solid surface on the earth
• the continents were once joined to form a large land mass
• objects that fall into the ocean drift between continents 

Which of the following is most likely to occur at a transform boundary?

• earthquakes
• volcanoes
• mountain formations
• all of the above

The word “lithosphere” is used to refer to which layer of the earth?

• the crust only
• the crust and the core
• the crust and the upper mantle
• the upper mantle and the core

Which of the following best describes the difference between weather and climate

• weather happens in your state and climate happens in your country
• weather describes features such as wind and rain at a particular time, while climate describes these features on average.
• weather includes the wind and rainfall, while climate only describes the temperature
• weather can be predicted but climate cannot

Which of the following powers the earth’s water cycle?

• energy from the sun
• clouds colliding together
• salts dissolving in seawater
• the freezing and melting of water

About how long does one cycle of the moon's phases last?

• a year
• a month
• two days 
• a day

Which of the following results from the tilt of Earth ? Earth's tilt causes_____________

• more daylight in the summer than winter
• a bulge at the equator
• a longer year every fourth year
• the phases of the moon

Changing seasons are caused by which of the following?

• changes in the suns energy
• solar wind patterns
• the tilt of the Earths axis
• the distance from the earth

Magma 

• the layer of the earth between the outer crust and the inner core
• a flow of materials caused by temperature differences
• tectonic boundary where plates move towards each other 
• molten rock found beneath the earths surface