6.6E Evidence of Chemical Change

6.6E Evidence of Chemical Change

Assessment

Flashcard

Science

8th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances with different properties.

2.

FLASHCARD QUESTION

Front

What are some signs that a chemical reaction has occurred?

Back

Signs of a chemical reaction include: formation of a gas, color change, temperature change, and formation of a precipitate.

3.

FLASHCARD QUESTION

Front

What is rusting?

Back

Rusting is a chemical reaction that occurs when iron reacts with oxygen and moisture, forming iron oxide (rust).

4.

FLASHCARD QUESTION

Front

What does it mean when a gas is formed during a reaction?

Back

The formation of a gas indicates that a chemical reaction has occurred, often resulting in new substances being produced.

5.

FLASHCARD QUESTION

Front

What is a precipitate?

Back

A precipitate is a solid that forms and settles out of a liquid mixture during a chemical reaction.

6.

FLASHCARD QUESTION

Front

How can temperature changes indicate a chemical reaction?

Back

A temperature change during a reaction suggests that energy is being absorbed or released, indicating a chemical change.

7.

FLASHCARD QUESTION

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance without changing its chemical composition, while a chemical change results in the formation of new substances.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?