Unit 1 and 2: Science Midterm

What happens to density as temperature increases?

• Density increases

• Density decreases

• Density remains the same

• Density fluctuates

Which state of water has a lower density?

• Liquid water

• Ice (solid water)

• Water vapor

• All have the same density

What is the formula for density?

• Mass + volume

• Mass - volume

• Mass / volume

• Volume / mass

What type of graph shows both the X and Y axis increasing?

• Direct

• Inverse

• Constant

• Cyclic

What is the composition of the troposphere by volume?

• 78% nitrogen, 21% oxygen, 1% other gases

• 70% nitrogen, 20% oxygen, 10% other gases

• 80% nitrogen, 15% oxygen, 5% other gases

• 75% nitrogen, 24% oxygen, 1% other gases

What layer contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Where is oxygen present in the Earth?

• Troposphere, hydrosphere, and crust

• Troposphere, lithosphere, and core

• Hydrosphere, lithosphere, and mantle

• Crust, mantle, and core

What is the outermost layer of the Earth called?

• Mantle

• Core

• Crust

• Lithosphere

Which type of crust is thicker and less dense?

• Oceanic crust

• Continental crust

• Mantle

• Core

What is the asthenosphere part of?

• Crust

• Mantle

• Core

• Lithosphere