3.8a

The energy observation model shows a person pushing a standing domino block. The first block falls. This causes a chain reaction that knocks over all the domino blocks. What types of energy can be observed in this model? Select TWO correct answers.

• light energy

• sound energy

• thermal energy

• mechanical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

Ayla turns on a lamp in the living room. What form of energy can you observe in the lamp?

• heat energy

• light energy

• sound energy

• mechanical energy

Tags

NGSS.MS-PS4-1

Ms. Herrera claps her hands together really hard. What two kinds of energy does she observe?

• heat and sound.

• light and sound

• heat and mechanical

• mechanical and sound

List the steps of the scientific method

d

e

f

c

b

a

Communicate results

Ask a question

Form a hypothesis

Draw conclusions

Conduct experiment

Analyze results

Identify an example of each of the three states of matter present when the candle is burning.

• The fire/flame

• Gas

• The melting wax

• Liquid

• The hard wax of the candle

• Solid

Tags

NGSS.MS-PS1-4

Match the following

• A

• Evaporation

• C

• Transpiration

• D

• Condensation

• B

• Precipitation

Tags

NGSS.MS-ESS2-4

Ms. Herrera is learning about mechanical, light, and thermal energy. Which type of energy does she observe in each activity?

Groups:

(a) Thermal Energy

,

(b) Mechanical Energy

,

(c) Light Energy

• A child looks up at the stars.

• A bus driver starts a bus.

• A chef cooks soup on a stove.

• A traffic signal changes from red to green.

• A soccer player kicks a ball

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

The woman uses ​ (a)   energy to hit the gong.

• mechanical

• sound

• light

• electric

It is sound vibrations that we hear with our ears.

• Light energy

• Sound energy

• Heat energy

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

• North

• South

• East

• West

Tags

NGSS.MS-ESS2-5