Science Dimensions Grade 5 Unit 5 Flashcard on Space Systems

Front

What happens to the appearance of the sun if we were closer to it?

Back

The sun would look brighter and larger.

Front

What is the term for adding a day to our calendar to account for the extra time it takes for Earth to orbit the sun?

Back

A leap year.

Front

What do we call a pattern of stars that form an imaginary picture in the sky?

Back

A constellation.

Front

What is the imaginary line that Earth rotates on?

Back

The axis.

Front

What is one half of the Earth called?

Back

A hemisphere.

Front

What is the term for the path that Earth takes around the sun?

Back

A revolution.

Front

What is the name of the large body of gas that provides light and heat to the solar system?

Back

The sun.

Front

What do we call the time it takes for Earth to complete one full rotation on its axis?

Back

A day.

Front

What is the term for the area of the sky where stars and planets can be seen?

Back

The horizon.

Front

What is the name of the force that keeps planets in orbit around the sun?

Back

Gravity.