Science U4 Lesson 1-5

Front

Why is the world divided into different time zones?

Back

The time the sun is at its peak differs from place to place.

Front

Which is the hottest star color?

Back

Blue

Front

What is another name for the North Star?

Back

Polaris

Front

What is the definition of light year?

Back

A unit of measurement used to describe distances between stars in space.

Front

In different cultures, Ursa Major is known as 3 different things. Which of the following is NOT a name for Ursa Major?

Back

Sagittarius.

Front

What causes the change in seasons on Earth?

Back

The tilt of the Earth's axis as it orbits the sun.

Front

What is the main source of energy for the Earth?

Back

The Sun.

Front

What is a constellation?

Back

A group of stars that form a recognizable pattern in the night sky.

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

Front

What is gravity?

Back

A force that attracts two bodies towards each other.