Energy Quiz

Michelle plays the guitar. When she plays the top string, she hears a sound. What should she do to hear a lower-pitched sound from that same string?

• tighten the string

• loosen the string

• play the string harder

• play the string more softly

Tags

NGSS.MS-PS4-1

A teacher is teaching the class about sound. She wants to show the class that sound is caused by vibrations. Which of these would prove this to the class?

• playing an instrument

• making a high-pitched sound

• listening to loud and soft music

• holding a tuning fork over water

Nancy has a toy that moves when the Sun shines on a small panel. What causes the toy to move?

• heat energy

• light energy

• sound energy

• electrical energy

Tags

NGSS.4-PS3-2

Thomas and Julie wanted to find out which material would insulate their teacher's coffee cup and keep it hot for the longest time. They first wrapped her cup with bubble wrap and recorded the temperature of the coffee every 15 minutes for 2 hours. They repeated the investigation, this time using newspaper instead of bubble wrap, but they got the same results for both materials. What could they do to make sure their results are valid?

• Repeat the experiment.

• Use tea instead of coffee.

• Use a different thermometer.

• Conduct their investigation in a colder room.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Sasha wants to compare two different brands of batteries. Which of the following experiments would help Sasha do this?

• Use each battery brand on the same portable radio and measure how long the batteries last.

• Compare how long it takes to recharge a size AA battery from one brand with how long it takes to recharge a size D from another brand.

• Use one battery brand to power a handheld fan on a hot day and the other battery brand to power the fan on a cold day.

• Use one battery brand in a portable radio and the other brand in a remote-control car and compare their performance.

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

Electrical energy is used to power many household objects. Which object operates on electrical energy?

• bicycle

• candle

• gas lawn mower

• washing machine

What is a renewable resource?

• A resource you can reuse over and over.

• An object you cannot replace.

• Fossil fuels

• A resource that has a limited supply.

Wind Energy is...

• fuel from plant material

• energy that comes from harnessing the movement of the air

• energy that comes from the Sun

• a nonrenewable resource

Tags

NGSS.MS-PS3-5

The energy of falling water can be converted into different forms of usable energy. Which of these can be generated from falling water?

• electrical energy

• fossil fuels

• solar energy

• wind energy

Tags

NGSS.MS-PS3-5

A student is swinging back and forth on a swing. What causes his movement?

• Light energy

• Wind energy

• Kinetic energy

• Electrical energy

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1