Which evidence has concluded that there are different layers within Earth’s interior?

• analysis of earthquake wave data

• measurement of Earth’s diameter

• rock samples taken from Earth’s core

• temperatures taken within each layer

Which layer contains convection currents that cause the movement of Earth’s tectonic plates?

• crust

• mantle

• outer core

• inner core

The relatively thin layer of rock at Earth's surface is called the

• atmosphere

• hydrosphere

• lithosphere

• hemisphere

Why does the Sun generally appear to rise in the east, move across the sky, and set in the west each day?

• Earth rotates on its axis.

• Earth revolves around the Sun.

• The Sun rotates on its axis.

• The Sun revolves around Earth.

Which property of a mineral is tested by scratching it on a glass plate?

• conductivity

• melting point

• density

• hardness

Which location will enter darkness next as Earth's rotation continues?

• A

• B

• C

• D

The best title for the diagram is

• Ozone Depletion

• Water Pollution

• Greenhouse Effect

• Renewable Energy

Which Moon phase will be seen from Earth when the Moon is at position C?

• 
• 
• 
• 

Why was a hurricane watch posted for the coastal areas shown?

• to tell people where the hurricane started

• to encourage residents to travel to the watch area

• to warn people of life-threatening conditions

• to alert residents of climate change

In which compass direction did the hurricane travel from day 1 to day 4?

• northwest

• northeast

• southwest

• southeast