Understanding Models in Science

In the context of scientific investigations, what does a claim do?

• It provides a detailed procedure

• It answers the research question

• It lists the data collected

• It explains the reasoning

What does reasoning help to explain in a scientific investigation?

• The materials used

• The procedure followed

• How or why the evidence supports the claim

• The hypothesis made

Tags

NGSS.MS-LS1-3

NGSS.MS-LS2-4

NGSS.MS-PS3-5

Which of the following best describes evidence?

• A personal opinion

• Scientific data and details

• A hypothesis

• A conclusion

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-4

NGSS.MS-PS1-2

Which of the following is NOT a substance?

• Salt

• Sugar

• Water

• Salad dressing

Sucrose is an example of what?

• A mixture

• A substance

• A solution

• A gas

Tags

NGSS.MS-PS1-1

What is the main feature of a substance?

• It is colorful

• It is made of one type of material throughout

• It is always solid

• It is always edible

Which of the following is an example of a mixture?

• Water

• Gold

• Air

• Diamond

What is an example of a mixture you might find in a kitchen?

• Salt

• Sugar

• Salad

• Baking soda

What happens at the melting point of a substance?

• It turns from liquid to gas.

• It turns from solid to liquid.

• It turns from gas to liquid.

• It turns from liquid to solid.

Tags

NGSS.MS-PS1-4