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NGSS.HS-PS1-4

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Science

9th - 12th Grade

NGSS covered

NGSS.HS-PS1-4
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process occurs when coal (fossil fuel) is used for energy?

Decomposition
Combustion
Pressurization 
Respiration 

Tags

NGSS.HS-PS1-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

During an endothermic reaction in a beaker if we are part of the surroundings and touched the beaker, it would feel _______. 

Warm
Cold

Tags

NGSS.HS-PS1-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When Ignited , gunpowder expands

eight times its original size, providing a violent explosion

six times its original size, providing a violent explosion

ten times its original size, providing a violent explosion

one hundred times its original size, providing a violent explosion

Tags

NGSS.HS-PS1-4

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A positive ΔH means that:

In order for the reaction to happen, heat must be input. It is exothermic

In order for the reaction to happen, heat must be input. It is endothermic.

When the reaction happens, heat is released. It is exothermic

When the reaction happens, heat is released. It is endothermic

Tags

NGSS.HS-PS1-4

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What mass of P4 must be reacted to produce 5905 kJ of energy?

P4 + 6Cl2 --> 4PCl3 + 2439 kJ

25.43 g

563.0 g

2.421 g

300.0 g

Tags

NGSS.HS-PS1-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

During a particular chemical reaction it takes 100 Kj of energy to break all the bonds and 150 Kj of energy is released when the new bonds form. Which is true about the overall reaction?

It is endothermic and absorbs energy.

It is exothermic and releases 150 Kj

It is exothermic and releases 50 Kj

It is endothermic and releases energy.

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A +  B <--> C + D   ΔH= 151kJ
Rewrite the above equation with energy as a reactant or product:

A +  B <--> C + D + energy
A +  B + energy <--> C + D 

Tags

NGSS.HS-PS1-4

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