UNIT 5 science test

In which of these situations is electrical energy present?

• passing a baskeball

• putting on a shoe

• Vacuuming a carpet

• raising your hand in class

What types of energy come from the sun?

• heat and light

• electrical and heat

• electrical and light

• heat and sound

What is the main type of energy released by a clarinet?

• heat

• light

• sound

• electrical

Tags

NGSS.MS-PS4-1

Ilgin and Liam are assisting their friend in transporting boxes to a new office. They are using a handcart to move the boxes from the delivery van into the building. What is required for the handcart to increase its speed?

• They will need to remove energy to make the cart faster.

• They will need to push the cart backwards to make the cart faster.

• They will need to change energy to go faster.

• They will need to add energy to push the cart faster.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Riley and his brother left their very warm hot chocolate drinks on the kitchen table. What happens when the energy in the kitchen decreases?

• the drinks will get colder

• the drinks will get warmer

• the drinks will melt

• the drinks will become icecream

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Lila charges her phone overnight by plugging it into a wall outlet. What form of energy is Lila most likely using?

• light

• heat

• electrical

• sound

Isabella is playing a guitar, and when she strums the strings, it produces a musical tone. What is the most accurate explanation for why the guitar makes a sound when Isabella plays it?

• It releases molecules into the air.

• It absorbs energy from the air.

• It vibrates the air.

• It heats the air.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sofia is playing a flute, and as she blows air through it, the air column inside vibrates. What occurs when the vibrations in the air column of the flute get faster?

• The volume increases.

• The pitch increases.

• The pitch decreases.

• The volume decreases.

Which of the following sounds has the lowest pitch?

• a baby wolf howling

• a buzzing mosquito

• a hummingbird fluttering its wings

• a chirping cricket

Community leaders are considering cleaner energy sources for a small town of 10,000 people. Which option would be a suitable choice for their plan?

• coal

• natural gas

• ice cream

• solar power

Tags

NGSS.MS-ESS3-4

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2