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Ms Ps1 6

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Ms Ps1 6
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this endothermic or exothermic?

exothermic

endothermic

Tags

NGSS.MS-PS1-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

When solid sodium bicarbonate was added to citric acid solution (Lab: Energy In, Energy out), the temperature decreased from 22°C to 10°C. Which description accurately models what happened?

reactants + energy --> products

reactants --> products + energy

reactants + products = energy

reactants --> energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-2

NGSS.MS-PS3-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Did you know this is how a glow stick works? Pretty cool stuff! What is the best evidence that this is an exothermic reaction?

light and small amounts of heat are given off

color change

popping noise as the glass inside it breaks

Tags

NGSS.MS-PS1-2

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which are true for exothermic reactions? (select ALL that apply)

energy is absorbed to break bonds

energy is given off to form new bonds

more energy is absorbed than given off

more energy is given off than is absorbed

Tags

NGSS.HS-PS1-4

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which are true for endothermic reactions? (select ALL that apply)

energy is absorbed to break bonds

energy is given off to form new bonds

more energy is absorbed than given off

more energy is given off than is absorbed

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A chemical reaction in which more energy is released when the products form than is required to break the bonds in the reactants.

exothermic reaction

endothermic reaction

chemical reaction

conservation of energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this endothermic or exothermic?

exothermic

endothermic

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-2

NGSS.MS-PS1-4

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