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Worksheets7.6C Physical & Chemical Changes
Total questions: 80
Worksheet time: 47mins
Grace is sitting by a campfire and notices the wood turning into ash and smoke. Is this process a chemical or physical change?
chemical
physical
Abigail accidentally dropped a glass cup, and it shattered on the floor. Is this glass breaking a chemical or physical change?
chemical
physical
Benjamin left his bicycle outside in the rain for several weeks. Is a a rusting bicycle a chemical or physical change?
chemcial
physical
Kai observed ice cubes melting in a glass of water. Is melting ice a chemical or physical change?
chemical
physical
Luna is cooking breakfast and decides to fry an egg. Is frying an egg a physical or chemical change?
chemical
physical
Which is an example of a chemical change?
Which is an example of a chemical change?
Which is an example of a physical change?
Isla is painting her room. Which is an example of a physical property she might consider?
color
flammability
reactivity
toxicity
Anika is conducting an experiment in her science class. She wants to identify a chemical property of a substance. Which of the following should she consider?
color
flammability
shape
size
Aria and Aiden observed a piece of iron change from shiny to rusty. What caused this change?
a chemical reaction
a heat reaction
a cold reaction
a physical reaction
Benjamin is conducting a science experiment. Which is the best example of a new substance forming?
lighting a match
cutting a piece of paper
popping a balloon
hitting a nail with a hammer
Henry is bending a metal rod to fit it into a toolbox. What type of change is this?
Physical Change
Chemical Change
Charlotte is observing a pot of water on the stove. What type of change is occurring as the water boils?
Physical Change
Chemical Change
Jackson is observing a Candle Burning
Physical Change
Chemical Change
David noticed a shape change in the ice cube as it melted. What is this an evidence of?
New substance
Shape Change
Light produced
Gas released.
Emma is melting a chocolate bar. What type of change is this?
Physical Change
Chemical Change
Kai and Scarlett are conducting an experiment where they combine baking soda and vinegar to make carbon dioxide.
Chemical Change
Physical Change
Isla and Grace are watching fireworks exploding in the sky. Is this a physical change or a chemical change?
physical change
chemical change
Noah is ripping up paper ...
Chemical Change
Physical Change
Emma is cutting a tree limb into logs, which is (a)____________, and burning them in the fireplace is (b)____________.
(a) A Physical Change
(b) Also a Physical Change
(a) A Physical Change
(b) A Chemical Change
(a) A Chemical Change
(b) Also a Chemical Change
(a) A Chemical Change
(b) A Physical Change
When Aria and Noah mixed two liquids in the lab and a solid was formed, the new solid is called a ________________.
Levitate
Precipitate
Palpitate
Bad date
Noah is conducting an experiment in his chemistry class. Which of the following is a chemical change?
Mixing two clear liquids and forming a blue liquid
Mixing a clear liquid and white solid and getting a clear liquid
Mixing a clear liquid and a dark purple solid and getting a light purple liquid
Mixing a clear liquid with a white solid and getting a cloudy white liquid
Avery observed that ice melting into water is a __________ change.
Physical
Metaphysical
Chemical
Logical
James observed a _________ change in the experiment.
Magical
Chemical
Physical
Seussical
Henry is learning about the human body and wonders about the ability to digest food. What type of process is digestion?
Chemical
Physical
Elijah is making a sports drink by dissolving Gatorade powder in water. Is this a physical or chemical change?
Physical
Chemical
Charlotte is baking cupcakes in the kitchen. Is this a physical change or a chemical change?
Physical Change
Chemical Change
Aiden is observing a candle burning in his room. What kind of change is a burning candle?
chemical change
physical change
Charlotte is cooking breakfast and decides to fry an egg. What kind of change is this?
chemical change
physical change
What kind of change is it when a firework explodes during a festival celebration?
physical change
chemical change
When Mia bakes cookies, what type of change is occurring?
chemical change
physical change
Charlotte noticed a banana rotting on the kitchen counter. What type of change is this?
chemical change
physical change
Charlotte and Oliver are conducting an experiment where they mix baking soda and vinegar. What type of change is this?
chemical change
physical change
Avery noticed that the metal gate in their backyard was rusting. What type of change is this?
chemical change
physical change
chemical change
physical change
chemical change
physical change
chemical change
physical change
Emma left her ice cream out in the sun. Ice cream melting is what type of change?
chemical change
physical change
Emma is cutting a pizza into 8 separate slices. What type of change is this?
chemical change
physical change
chemical change
physical change
Aria is observing a piece of ice melting in a glass. Is this change Physical or Chemical?
Physical
Chemical
Abigail is observing a piece of metal rusting over time. Is this change Physical or Chemical?
Physical
Chemical
James is observing a piece of ice melting in a glass. Is this change Physical or Chemical?
Physical
Chemical
Benjamin is observing a piece of metal rusting over time. Is this change Physical or Chemical?
Physical
Chemical
Hannah is observing a piece of ice melting in a glass. Is this change Physical or Chemical?
Physical
Chemical
Hannah is observing the process of ice melting into water. Is this change Physical or Chemical?
Physical
Chemical
Charlotte is observing a piece of metal rusting over time. Is this change Physical or Chemical?
Physical
Chemical
Noah is observing a campfire. He notices the wood turning into ash and smoke. Is this change Physical or Chemical?
Physical
Chemical
Aria is observing a piece of ice melting in a glass. Is this change Physical or Chemical?
Physical
Chemical
Ethan is sitting by a campfire and notices the wood turning into ash and smoke. Is burning wood a chemical or physical change?
chemical
physical
Liam accidentally dropped a glass cup, and it shattered on the floor. Is this a chemical or physical change?
chemical
physical
Aiden left his bicycle outside in the rain for a week. Is a a rusting bicycle a chemical or physical change?
chemcial
physical
Oliver observed ice cubes melting in a glass of water. Is this melting ice a chemical or physical change?
chemical
physical
Grace left a sandwich in her backpack over the weekend. Is the spoiling of the sandwich a physical or chemical change?
physical
chemical
Noah is cooking breakfast and decides to fry an egg. Is frying an egg a physical or chemical change?
chemical
physical
Nora noticed that sugar dissolves in her tea
physical Change
chemical change
What is physical change?
How two chemicals react with one another when combined
A property that we can measure or observe with our 5 senses or other tools
When two chemicals react with one another to form a new substance
When a change occurs but it does not result in the formation of a new substance
What is chemical change?
How two chemicals react with one another when combined
A property that we can measure or observe with our 5 senses or other tools
When two chemicals react with one another to form a new substance
When a change occurs but it does not result in the formation of a new substance
When you increase the energy by heating a liquid what happens to the motion of the molecules
They slow down
They speed up
Heat doesnt change the motion of the molecules
Which of the following is an indication of chemical change
Melting
Freezing
Burning
Evaporating
What do we call the molecules that are present at the end of a chemical reaction?
Reactants
Products
Ingredients
Atoms
Thermal energy (heat) is released or absorbed during the reaction explains the _________________
Change in color
Change in temperature
Change in gas
Is melting butter for popcorn a chemical or physical change?
chemical
physical
Change in color is a physical change.
True
False
Rust on an iron bar is an example of chemical change.
True
False
When you break a cracker into pieces it is a...
Chemical change
Physical change
The melting of wax is an example of a
chemical change
physical change
Cutting a log in to small pieces is a chemical change.
true
false
