EPS Unit 1 Test Review KRSNAK

Front

What is a meteorite?

Back

A meteorite is a solid fragment of a meteoroid that survives its passage through the Earth's atmosphere and lands on the Earth's surface.

Front

What are the inner planets of the solar system?

Back

The inner planets are Mercury, Venus, Earth, and Mars. They are dense, rocky planets with few moons.

Front

What happens to the orbital speed of a planet if it moves further away from the Sun?

Back

The orbital speed of the planet would slow down.

Front

What is the shape of the orbits of planets in the solar system?

Back

All planets have elliptical orbits.

Front

What causes the large craters on Mercury and the Moon?

Back

The large craters are most likely the result of asteroid impacts.

Front

What is a meteoroid?

Back

A meteoroid is a small rocky or metallic body in outer space, smaller than an asteroid.

Front

What is the difference between a meteor and a meteoroid?

Back

A meteoroid is in space, while a meteor is the streak of light produced when a meteoroid enters the Earth's atmosphere.

Front

What defines a planet in our solar system?

Back

A planet is a celestial body that orbits the Sun, is spherical in shape, and has cleared its orbit of other debris.

Front

What are the characteristics of gas giants?

Back

Gas giants, like Jupiter and Saturn, are large planets with thick atmospheres and are primarily composed of hydrogen and helium.

Front

What is the significance of Earth's distance from the Sun?

Back

Earth's distance from the Sun allows it to maintain a temperature suitable for liquid water, which is essential for life.