Unit 5 Test Review

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Earth's shadow falls on the moon, blocking sunlight from reaching it.

Front

Can dwarf planets have moons?

Back

Yes, dwarf planets can have moons because they have enough gravity to pull objects into a spherical shape.

Front

What are meteoroids primarily made of?

Back

Meteoroids are primarily made of rock or metal.

Front

Why is there no life on the moon despite it being in the habitable zone?

Back

There is no life on the moon because it lacks liquid water, has a thin atmosphere, and is exposed to too much solar radiation.

Front

What causes the different colors in auroras?

Back

The different colors in auroras are caused by different gases in the atmosphere interacting with solar wind.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the moon passes between the Earth and the sun, blocking sunlight from reaching the Earth.

Front

What is the difference between a meteoroid, meteor, and meteorite?

Back

A meteoroid is a small rocky or metallic body in space, a meteor is the flash of light produced when a meteoroid enters the Earth's atmosphere, and a meteorite is a meteoroid that survives its passage through the atmosphere and lands on Earth.

Front

What is the habitable zone?

Back

The habitable zone is the region around a star where conditions may be right for liquid water to exist on a planet's surface.

Front

What role does gravity play in the formation of celestial bodies?

Back

Gravity pulls matter together to form celestial bodies, allowing them to achieve a spherical shape.

Front

What is the significance of the Earth's atmosphere in protecting life?

Back

The Earth's atmosphere protects life by filtering harmful solar radiation and maintaining a stable climate.