Forms of Energy Quiz

What is the property of light that is causing the straw to appear bent and in a different position in the blue water in the glass?

• reflection

• darkness

• absorption

• refraction

Which statement supports your answer about the property of light causing the straw to appear bent?

• Light bounces off of surfaces such as water.

• Light changes direction when it passes from one material to a different material.

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Isaac is playing the violin. He moves the bow across the strings, resulting in a sound. What specifically causes the sound?

• electricity

• heat

• gravity

• vibration

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Hannah and Grace are playing with a homemade guitar. When the strings are plucked, what will happen?

• They will vibrate and make a sound.

• They will snap back to the box and not make a sound.

• They will look more like a real guitar.

• The box will vibrate the strings and sound like a drum.

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Which experiment is the BEST to show how mechanical energy can change the direction of an object?

• Hitting a tennis ball with a racket away from yourself.

• Slowly rolling a basketball down the hallway in a straight line.

• Testing how many pennies it takes to sink a boat made of popsicle sticks.

• Cooking a hot dog in a homemade oven made of aluminum foil and cooked in the sun.

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Which of these actions is the BEST evidence that waves can cause objects to move?

• Scarlett watches a speed boat race in circles around the lake.

• Daniel swims to shore after an ocean swim.

• Hannah rides back to the beach on her surfboard.

• A dog fetches a ball tossed in a lake and brings it back to the dock.

Which situation provides the BEST example of static electricity?

• A fork is inserted into the open end of a light socket.

• A copper wire is attached from the battery terminal to the light bulb.

• A sweater and a shirt are stuck together when they are pulled from the clothes dryer.

• A strong magnet is used to remove all of the iron fillings out of a cup filled with white rice.

One of these items transforms electrical energy into sound. It is

• a firecracker.

• a violin.

• a radio.

• a drum.

During a science project, Abigail, Sophia, and Nora were studying the behavior of light. They discovered that light travels in ___________________

• waves

• sound

• packs

• thunder

Answer explanation

The question asks about the behavior of light that Abigail, Sophia, and Nora discovered during their science project. The correct answer is that light travels in waves. This is a fundamental concept in physics, as light is a type of electromagnetic wave. The other options, such as sound, packs, and thunder, are not the ways in which light travels.

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During a school project, Mason and Anika were working together to study the properties of light. They noticed that when Benjamin switched on a flashlight, it emitted light. They concluded that light is a form of ______________________

• energy

• inertia

• currency

• sound

Answer explanation

Mason and Anika observed that a flashlight emitted light when switched on, which indicates that light is a form of energy. The other options, such as inertia, currency, and sound, do not accurately describe the properties of light in this context.

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