WorksheetsTCI 3.6 Lesson Game Review
Total questions: 10
Worksheet time: 5mins
Conservation of matter means
matter is always the same amount.
matter must always be protected.
matter always stays the same size.
matter can never be changed.
_________does not change weight of matter.
Changing the temperature
Dissolving in a substance
Mixing to cause a reaction
all of the above
The number of particles ________when a substance contracts.
does not change
increases a little
decreases a little
decreases a lot
What happens to particles in a reaction?
new particles are made
particles are destroyed
particles are conserved
particles weight more
As the air in a balloon expands with heat, the weight
increases slightly.
decreases slightly.
increases greatly.
does not change.
How is matter conserved in a reaction?
the particles contract
the matter dissolves
the particles rearrange
the matter condenses
You can check that matter is conserved by
checking the size.
observing the state.
looking at the shape.
measuring the weight.
After wood is burned, the ash left over weighs less because
matter was destroyed by the fire.
gases are created by the fire.
the ash becomes much smaller.
the number of particles changes.
A pattern in nature with no exceptions is called a
change.
law.
theory
fact.
Weight is usually measured in______.
ounces
pounds
grams
all of the above
