Exploring Chemical and Physical Changes
Authored by Marissa Silkie-Rees
Science
8th Grade
NGSS covered
Used 13+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an indicator of a physical change?
Formation of a new substance
Change in state of matter
Release of gas
Change in temperature
Tags
NGSS.MS-PS1-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common property of acids?
They feel slippery
They taste sour
They are unreactive
They turn red litmus paper blue
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which phase change involves a solid turning directly into a gas?
Melting
Freezing
Sublimation
Condensation
Tags
NGSS.MS-PS1-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a chemical change?
Ice melting
Water boiling
Iron rusting
Sugar dissolving in water
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the physical change from the following scenarios.
Burning wood
Baking a cake
Dissolving sugar in water
Digesting food
Tags
NGSS.MS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements best describes a base?
Bases have a pH less than 7
Bases turn blue litmus paper red
Bases feel slippery and taste bitter
Bases are unreactive with acids
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain why boiling water is considered a physical change.
It involves a chemical reaction
It results in a new substance
It changes the state of water without altering its chemical composition
It produces heat
Tags
NGSS.MS-PS1-4
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