Unit 7 Space Study Guide Review

Front

What is the 3rd step in the formation of the solar system?

Back

The third step in the formation of the solar system involves the accretion of dust and gas into larger bodies, leading to the formation of planets.

Front

What word can we use to describe planets that are in the process of forming through accretion?

Back

Planetesimals are the small bodies that form through the accretion of dust and gas in the early solar system.

Front

What best explains Earth's motion?

Back

Earth moves in an elliptical motion around the Sun due to gravitational forces.

Front

In which of the following technologies do satellites work together to aid in navigation?

Back

Global Positioning System (GPS) uses satellites to provide location and navigation information.

Front

Which gravitational pull has the greatest effect on tides?

Back

The Moon has the greatest gravitational pull on Earth, which significantly affects the tides.

Front

What is the definition of a planet?

Back

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

Front

What is the role of gravity in the solar system?

Back

Gravity is the force that keeps planets in orbit around the Sun and governs the motion of celestial bodies.

Front

What are asteroids?

Back

Asteroids are small rocky bodies that orbit the Sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is the difference between a comet and an asteroid?

Back

Comets are icy bodies that release gas and dust, forming a tail when close to the Sun, while asteroids are rocky and do not have tails.

Front

What is the significance of the Kuiper Belt?

Back

The Kuiper Belt is a region beyond Neptune that contains many small icy bodies, including dwarf planets like Pluto.