Earth Science-REVIEW

What is another name for the Earth's land subsystem?

• Atmosphere

• Biosphere

• Hydrosphere

• Lithosphere

What is the inner core made up of?

• Liquid metal

• Solid metal

• Rocks

• Magma

What is the primary component of the hydrosphere?

• Freshwater

• Glaciers

• Groundwater

• Oceans

This phenomenon happens when Earth's umbra obscures the moon's entire visible surface.

• Lunar Eclipse

• Partial Solar Eclipse

• Total Lunar Eclipse

• Annular Solar Eclipse

What is the usual color of the moon during total lunar eclipse?

• Red

• Blue

• Yellow

• Black

What happens to the speed of meteoroids as they enter the Earth's atmosphere?

• it dissipates.

• It moves faster.

• It slows down.

• it breaks down.

Choose the best label for this picture.

What can be described as an exploding ball of gas?

• Planet

• Galaxy

• Star

• Universe

Choose the best label for this picture.

How many km across is a light-year?

• 10 km

• 10 trillion km

• 186,000 km

• 12,700 km