Activation Energy

Activation Energy

8th Grade

10 Qs

quiz-placeholder

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Activation Energy

Activation Energy

Assessment

Quiz

Science

8th Grade

Hard

NGSS
HS-PS1-4, HS-PS1-5, HS-PS3-4

+1

Standards-aligned

Created by

Charles Martinez

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the activation energy?
The energy of the products
The energy of the reactants
The minimum energy needed by the reactants to form the products.
The energy lost in the reaction

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

According to collision theory, what must the reactants have in order to form products?
The right size
The right shape
Enough energy
Nothing

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which factors increase the rate of a reaction.
increasing temperature
increasing concentration
increasing surface area
all of these

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
What kind of reaction is this?
Endothermic
Exothermic
Cannot be determined

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a catalyst work in speeding up a reaction?

By lowering the activation energy or reaction

by giving them more energy

by making them more available

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What term is given to a reaction which transfers heat energy to the surroundings?

Endothermic

Reversible

Exothermic

Exotermic

Tags

NGSS.HS-PS3-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When barium hydroxide and ammonium chloride react, the temperature of the mixture decreases. What kind of reaction is this?

Endothermic

Decomposition

Exothermic

Indothermic

Tags

NGSS.HS-PS1-4

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