5th Grade Science Quiz: Matter, Energy, and Earth

What happens to the mass of a substance when it is dissolved in water?

• It increases
• It decreases
• It stays the same
• It becomes unmeasurable

Which of the following is an example of a mixture?

• Saltwater
• Iron filings and sand
• Sugar dissolved in water
• Baking soda

What property allows a substance to float or sink in water?

• Mass
• Volume
• Density

• Temperature

When you combine vinegar and baking soda, what happens to the properties of the substances?

• They remain the same
• They change completely
• Some properties remain the same
• They disappear

Which of the following statements about energy is true?

• Energy can be created
• Energy can be destroyed
• Energy can change forms
• Energy is only found in batteries

What type of energy is transformed when you turn on a flashlight?

• Chemical to electrical to light
• Light to thermal
• Mechanical to sound
• Electrical to thermal

How does light travel?

• In waves
• In circles
• In straight lines
• In zigzags

What causes day and night on Earth?

• The Sun moving around the Earth
• Earth's rotation on its axis
• The Moon blocking the Sun
• The tilt of Earth's axis

Which of the following best describes a solid?

• Has a definite shape and volume
• Takes the shape of its container
• Has no definite shape or volume
• Can flow easily

What is the process called when water changes from a liquid to a gas?

• Condensation
• Evaporation
• Precipitation
• Sublimation