Ose

Which are possible evidence of a gas being produced? Select all that apply.

• fizzing

• color change of the liquid

• bubbles

• a new sound or odor

Tags

NGSS.MS-PS1-2

How can particles of a new substance be formed out of particles of an old substance?

• Particles may break apart and rejoin in different ways, forming a substance with a new identity.

• Particles get smashed up and disappear, and new particles pop up.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What gas is produced by the bath bomb in water?

• The gas produced by the bath bomb in water is argon.

• The gas produced by the bath bomb in water is helium.

• The gas produced by the bath bomb in water is carbon dioxide.

• The gas produced by the bath bomb in water is nitrogen.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happens when a bath bomb is added to water? Select all statements that are true.

• When a bath bomb is added to water, it dissolves and breaks down into particles.

• When a bath bomb is added to water, it does not change.

• When a bath bomb is added to water, fizzing and bubbling show a gas is produced.

• When a bath bomb is added to water, a new state of matter is formed from the particles.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

List the steps of the scientific method

d

e

f

c

b

a

Communicate results

Analyze results

Conduct experiment

Ask a question

Draw conclusions

Form a hypothesis

Tags

NGSS.MS-ETS1-3

NGSS.MS-LS1-5

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

Where is the gas coming from when a bath bomb is added to water?

• When a bath bomb is added to water, a gas is produced from new matter that was somehow added to a closed system (sealed bottle).

• When a bath bomb is added to water, a gas is produced from matter that was already inside the closed system (sealed bottle).

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How can we explain another phenomenon, like elephant toothpaste, where gas bubbles appear after combining different substances together?

• Combining different substances may result in forming something new, even inside a closed system.

• Combining different substances forces one of the substances to change to a gas.

• Combining different substances may result in particles rearranging and interacting in different ways.

Tags

NGSS.MS-PS1-2

Which describes solubility best?

• how well a substance can change into a liquid

• how well a substance can dissolve in a liquid

When a substance breaks down into particles inside a liquid it is called

• melting

• dissolving

• solubilizing

• chemical change

Tags

NGSS.MS-PS1-2