Earth & Sun: Investigation 1 Flashcardizz

Front

What causes seasons on Earth?

Back

Seasons are caused by Earth's tilt and revolution around the sun.

Front

What are the longest and shortest days of the year called?

Back

The longest and shortest days of the year are called solstices.

Front

How can you increase the size of a shadow on a screen?

Back

You can increase the size of a shadow by moving the object closer to the light source.

Front

What do shadows on Earth help demonstrate?

Back

Shadows on Earth help show Earth's rotation.

Front

What does 'opaque' mean?

Back

Opaque refers to objects that do not allow light to pass through.

Front

Give an example of an opaque object.

Back

Examples of opaque objects include a pencil, book, and rock.

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of Earth on its axis, while revolution is the movement of Earth around the sun.

Front

What is an equinox?

Back

An equinox is a time when day and night are of equal length, occurring twice a year.

Front

What is the Earth's axis?

Back

The Earth's axis is an imaginary line that runs from the North Pole to the South Pole.

Front

How does the tilt of the Earth affect climate?

Back

The tilt of the Earth affects climate by changing the angle of sunlight received at different times of the year.