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WorksheetsScience 4- Lesson 2
Total questions: 40
Worksheet time: 1hrs 24mins
If something burns, what kind of change is it?
Physical
Chemical
If something rusts, what kind of change has it undergone?
Physical
Chemical
When baking and cooking, what kind of changes do you see?
Physical
Chemical
Can you reverse a physical change?
Yes
No
Can you reverse a chemical change?
Yes
No
Boiling Water
Physical Change
Chemical Change
Frying an Egg
Physical Change
Chemical Change
Ice Melting
Physical Change
Chemical Change
Breaking a pencil
Physical Change
Chemical Change
Milk going sour
Physical Change
Chemical Change
Blowing up a balloon
Physical Change
Chemical Change
Shredding paper
physical change
chemical change
baking cookies
physical change
chemical 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
What physical change is indicated by drops of water that form underneath the lid of a hot pot?
boiling
melting
condensation
sublimation
What is most likely to happen to the spokes of your bike if you leave them outside in the rain?
they will rust
they will break
they will become longer
they will become stronger
Which activity shows chemical change on hair?
having it cut short
having dyed blonde
putting conditioner on the hair
putting shampoo on hair
Which is not a chemical change?
freezing juice to make ice candies
bleaching clothes to remove stains
using gasoline to make a car run
photosynthesizing of plants
Which will result in a chemical change on a piece of paper?
folding
burning
painting
shredding
What process in the water cycle where the liquid turns into gas?
evaporation
condensation
precipitation
run-off
Which of the following situations includes a chemical reaction?
Ana steps on a rusty nail during playtime.
Betty makes an origami for his art class.
Cecile breaks an egg for her cake mixture.
Dina put some ice cubes in her juice drink.
Which of the following situations includes a physical change?
Amanda left the food waste to decompose.
Billy is amazed by the fireworks display.
Chloe cuts her hair short.
Dingdong sets up the campfire.
Color change is evidence that a chemical change may have occurred.
TRUE
FALSE
PHYSICAL CHANGE
CHEMICAL CHANGE
bending plastic ruler
physical change
chemical change
cutting twigs
physical change
chemical change
rotting leaves
physical change
chemical change
In a chemical change, one substance will ______________________ with another.
physical
chemical
react
rust
This forms when iron gets wet and reacts with oxygen.
decay
smoke
physical
rust
