Long, long ago, people used ________ to get light.

Sometimes, an object blocks the path of light. As a result, light cannot reach the other side of the object. This area where light does not reach is called ____________.

When the Earth rotates, the side turned away from the Sun experiences night and __________.

As our part of the Earth turns away from the Sun, the Sun appears to set _______, and then disappear from sight.

The Earth makes a complete turn once every ___________.

As our part of the Earth turns ________ the Sun, the Sun appears to be rising higher and higher into the sky.

Headlights on cars help ________ to see the road and other vehicles in the night

When the Earth rotates, the side facing the Sun experiences day and __________.

One complete revolution of the Earth around the Sun takes __________ days.

Lighthouses shine rays of light at night to keep __________ away from rocks.

When the Sun is low in the sky, shadows are __________.

When the Sun is _______ in the sky, shadows are short.