Understanding Endothermic and Exothermic Processes

Understanding Endothermic and Exothermic Processes

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Jennifer Brown

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is defined as the part of the universe that we focus our attention on in a scientific study?

The atmosphere

The surroundings

The system

The environment

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a chemical reaction, what does a negative Delta H signify?

The reaction is endothermic

The reaction absorbs energy

The reaction is at equilibrium

The reaction releases energy

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of an endothermic process?

Freezing

Deposition

Condensation

Melting

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the potential energy of reactants in an endothermic reaction?

It increases

It fluctuates

It remains the same

It decreases

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process is characterized by the release of thermal energy into the surroundings?

Evaporation

Sublimation

Melting

Condensation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an exothermic reaction, what happens to the potential energy of the products compared to the reactants?

It is the same

It is lower

It is higher

It is unpredictable

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process called when water vapor turns into liquid water?

Condensation

Evaporation

Sublimation

Melting

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