U5W1 Selection - When is a Planet not a Planet?

Front

What is the definition of 'criteria'?

Back

Rules used to measure or set standards.

Front

Which tool is best for doing a calculation?

Back

A computer.

Front

What does the word 'spheres' mean?

Back

Round three-dimensional objects.

Front

What is a synonym for 'evaluate'?

Back

Judge.

Front

What is the main difference between the planets in our solar system?

Back

The planets closest to the sun have a rocky surface and the planets farthest from the sun are made up mostly of gas.

Front

What is a planet?

Back

A celestial body that orbits a star and has cleared its orbit of other debris.

Front

What is the definition of 'calculation'?

Back

The process of using mathematics to find an answer.

Front

What are the two main types of planets in our solar system?

Back

Rocky planets and gas giants.

Front

What is an example of a rocky planet?

Back

Earth.

Front

What is an example of a gas giant?

Back

Jupiter.