Science Test on Stars, Sun, and Energy

From Earth, why do all the stars look like small points of light in the night sky?

• The stars are the same size.

• The stars are the same brightness.

• The stars are the same temperature.

• The stars are very far away from Earth.

What is one more fact that can be added to this list about the Sun? The Sun is hot. The Sun shines. The Sun is large and bright.

• The Sun is the farthest planet from Earth.

• The Sun is the farthest star from Earth.

• The Sun is the closest planet to Earth.

• The Sun is the closest star to Earth.

Why did students sitting in the Sun move to sit under a tree on a sunny day?

• The Sun set behind the horizon.

• The Sun's light was only shining under the tree.

• The Sun's light was not bright enough for reading.

• The Sun's light energy was heating up the students.

What two types of energy does the Sun give off?

• light energy and heat energy

• wind energy and heat energy

• light energy and electrical energy

• wind energy and electrical energy

Why does the Sun look so big compared to stars at night?

• The stars we see at night are smaller stars.

• The Sun is closer to Earth than the stars we see at night.

• The Sun is the only night star that appears bigger during the day.

• All stars appear bigger during the day, but the atmosphere hides them.

A student wants to see more stars at night. What should the student do?

• Use a flashlight.

• Use a telescope.

• Move to the roof.

• Lay on the ground.

What happens to a hot bicycle seat if it is moved into the shade?

• It will not change.

• It will become wet.

• It will become hotter.

• It will become cooler.

What caused an ice cube placed outside on a sunny day to melt?

• heat energy from the Sun

• sound energy from the students

• stored energy from the ice cubes

• mechanical energy from the class moving around

How can Sarah stop a falling ball from hitting the ground?

• Increase the distance the ball has to drop.

• Catch the ball before it reaches the ground.

• Cushion the landing with pillows and blankets.

• Place a ramp under the ball so that it rolls to the ground.

For a ball to go up when kicked, Patrick's kick must be stronger than what?

• gravity

• magnetism

• pressure

• wind