Quiz: Changes in Matter
Authored by Lacy Barnett
Science
7th Grade
Used 9+ times
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8 questions
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1.
CATEGORIZE QUESTION
3 mins • 1 pt
Amanda wants to make a cake. She measures sugar, eggs, oil, flour, and flavorings and mixes them together with a whisk. She pours the ingredients into a pan and bakes them. When the cake is baked, she frosts it. Which part of making a cake involves a chemical change?
Groups:
(a) Physical Change
,
(b) Chemical Change
Frosting the cake
Pours ingredients into a pan
Mixing ingredients together with a whisk
Baking the cake
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Henry, William, and Anika left their popsicles out in the sun during recess, and now they're melting! Which of the following best explains what happens when a popsicle melts?
It is a physical change because a new substance was made.
It is a physical change because it can be easily reversed.
It is a chemical change because the properties of the popsicle changed.
It was a chemical change because it cannot be easily reversed.
3.
MATCH QUESTION
1 min • 1 pt
Match the description with the correct term.
Example of a Physical Change
Melting ice
Chemical Change
A new substance is formed and it cannot be reversed.
Physical Change
A physical change includes changing state or form and can be reversed. Change in appearance
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Harper, Avery, and Benjamin are making a pitcher of fruit punch for their party. When they pour the powdered drink mix into the water, the water changes color! Is this a physical or chemical change?
It is a physical change because no new substance is formed.
It is a chemical change because a new substance is created.
It is a chemical change because the powder dissolves in water.
It is a physical change because the powder reacts with water.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ava, Avery, and Oliver are conducting a science experiment in class. They want to know which signs show that a chemical change has happened. Which of the following lists four pieces of evidence that indicate a chemical change has occurred?
Color change, gas production, temperature change, formation of a precipitate
Color change, melting, dissolving, boiling
Gas production, freezing, condensation, sublimation
Temperature change, evaporation, condensation, melting
6.
CATEGORIZE QUESTION
3 mins • 1 pt
Read each of the statements describing a change. Categorize these examples as physical or chemical changes.
Groups:
(a) Physical Change
,
(b) Chemical Change
Lighting fireworks and then seeing the colors and hearing the sound pops as they go off
Using a magnet to remove iron shavings from a mixture of sand and iron
Burning firewood in a campfire
Cutting a piece of paper into smaller pieces
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scarlett and Aiden are in the kitchen, mixing baking soda with vinegar. Suddenly, bubbles start to appear and a gas is produced! What type of change are they witnessing?
It is a physical change because the mixture can be reversed.
It is a chemical change because a new substance is formed.
It is a physical change because the substances can be separated.
It is a chemical change because it involves a temperature change.
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