Amplify: Unit 1 Review

Front

What is the reason the sun and moon appear to be the same size in our sky?

Back

The sun is larger but farther away.

Front

Why does the sun appear the largest and brightest star to us on Earth?

Back

The sun is the closest star.

Front

What activity can demonstrate evidence of gravity?

Back

Drop a marble and a feather from the same height, and watch them fall to the ground.

Front

What pattern affects the seasons on Earth?

Back

Earth revolving around the sun.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other.

Front

What is the role of the sun in our solar system?

Back

The sun provides light and heat, and its gravity keeps the planets in orbit.

Front

What causes day and night?

Back

The rotation of Earth on its axis causes day and night.

Front

What is the tilt of Earth's axis?

Back

Earth's axis is tilted at an angle of about 23.5 degrees.

Front

How do seasons change?

Back

Seasons change due to the tilt of Earth's axis and its orbit around the sun.

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.