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Worksheetschemical Questions
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Does a chemical reaction need to have chemicals?
a)
yes
b)
No
c)
Maybe
d)
Hello
2.
Which one is a chemical reaction?
a)
ice
b)
sand
c)
water
d)
burp
3.
When one reaction causes a sequence of reactions to occur this is something called ____________.
a)
a bottle of water
b)
a chain reaction
c)
a chemical
d)
a sequence
4.
What is a substance that is used up during a chemical reaction called _______.
a)
Reactant
b)
water
c)
A jelly fish
d)
pizza
5.
What is a combustion?
a)
When water and pizza
b)
food coloring
c)
A single displacement reaction is all so called a substitute reaction
d)
A combustion reaction occurs when oxygen combines with another cumpound to form water and carbon dioxide
6.
Most cars get their power from an engine that uses a combustion ________
a)
cat reaction
b)
dog reaction
c)
snake reaction
d)
chemical reaction
7.
Chemical reaction is when H20 (water) melts and changes state from ice to liquid.
a)
True
b)
yes
c)
False
d)
pizza
8.
What is a chemical?
a)
water
b)
food
c)
exploions
d)
air
9.
what dose not have a chemical reaction?
a)
H20
b)
H2o
c)
water
d)
food
10.
Can a liquid change into a solid.
a)
never
b)
you burped
c)
yes
d)
no
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