Earth Science Flashcard

Front

What is the bouncing back of a wave when it hits a surface through which it cannot pass?

Back

Reflection is the bouncing back of a wave when it hits a surface that it cannot pass through.

Front

What is an area from which light is blocked called?

Back

A shadow is an area where light is blocked.

Front

Which of these best shows that the Earth revolves around the sun as the moon revolves around the Earth?

Back

Picture A shows the relationship of Earth's revolution around the sun and the moon's revolution around Earth.

Front

What does Earth's rotation during the day make the sun appear to do?

Back

Earth's rotation makes the sun appear to move across the sky from east to west.

Front

What is the spinning of Earth on its axis called?

Back

The spinning of Earth on its axis is called rotation.

Front

What is the movement of the Earth around the sun called?

Back

The movement of the Earth around the sun is called revolution.

Front

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

Back

The path that the Earth takes as it revolves around the sun is called an orbit.

Front

What causes day and night on Earth?

Back

Day and night are caused by the rotation of the Earth on its axis.

Front

What is the term for the change in direction of a wave as it passes from one medium to another?

Back

Refraction is the change in direction of a wave as it passes from one medium to another.

Front

What is the term for the position of the sun in the sky at different times of the day?

Back

The position of the sun in the sky at different times of the day is called the solar path.