Science Unit 4 (2020)

Front

What is a satellite?

Back

A piece of technology that orbits the Earth and takes photos.

Front

What occurs during nuclear fusion?

Back

Hydrogen turns into helium.

Front

Which class of stars is considered the brightest?

Back

Class C.

Front

What configuration creates the weakest tides?

Back

Tide A.

Front

Which star is the hottest and brightest?

Back

Rigel.

Front

Define a space probe.

Back

A spacecraft that travels out of Earth's orbit to collect data about space.

Front

What is the main difference between a satellite and a space probe?

Back

A satellite orbits Earth, while a space probe travels into deep space.

Front

What is the process of nuclear fusion?

Back

The process where two light atomic nuclei combine to form a heavier nucleus, releasing energy.

Front

What are the characteristics of Class A stars?

Back

They are hot, bright, and have a blue-white color.

Front

What are tides?

Back

The rise and fall of sea levels caused by the gravitational forces exerted by the Moon and the Sun.