Science REVIEW

What is one way to change a liquid into a gas?

• Change its shape

• Decrease its temperature

• Increase its temperature

• Pour it into a balloon

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NGSS.MS-PS1-4

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Megan created a model showing how electricity passes through wires to light a lightbulb. Select 2 answers.

• Adding another Switch.

• Covering the wires with thick plastic

• Using Copper wires covered with rubber

• Making the wires longer

• Replacing the copper wires with aluminum wires.

Tags

NGSS.3-5-ETS1-2

NGSS.4-PS3-2

Students set up an experiment using four identical jars. They set up one jar as the control and wrapped the others with paper, foam, and bubble wrap. They filled each jar with 50 ml of hot water, inserted a thermometer and recorded the beginning temperature. They recorded the temperatures again after 30 and 60 minutes. Their results are recorded in the table. The results of their investigation best support which conclusion?

• Bubble wrap is a good electrical insulator.

• Paper, foam, and bubble wrap all conduct heat.

• Foam conducts heat better than paper or bubble wrap.

• Bubble wrap and foam insulate heat better than paper.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

When you hold an ice cube in your hand for a few minutes, it will begin to melt. When ice melts how does its state change?

• Its state changes from a liquid to a solid

• Its state changes from a solid to a liquid

• Its state changes from a solid to a gas

• Its state changes from a gas to a liquid

Tags

NGSS.MS-PS1-4

When liquid water is heated, it changes state from a liquid to water vapor. This change in state is called:

• Melting

• Freezing

• Clouding

• Evaporation

Tags

NGSS.MS-PS1-4

Which of these represents particles of a gas?

• P and Q

• Only P

• Only Q

• P and R

Tags

NGSS.MS-PS1-4

What happens when orange juice from a pitcher is poured into a glass?

• The volume of the liquid increases.

• The volume of the liquid decreases.

• The liquid changes into a solid.

• The liquid takes the shape of the glass.

Tags

NGSS.5-PS1-2

Which one of these has neither a definite volume nor a definite shape?

• Picture A

• Picture B

• Picture C

• Picture D

Which one of these objects will take the shape of the container it is placed in?

• Water

• Clock

• Book

• Apple

Which of these will not change its shape when placed in a different vessel?

• Picture A

• Picture B

• Picture C

• Picture D