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WorksheetsParticle Theory for G7
Total questions: 25
Worksheet time: 30mins
Name
Class
Date
1.
What is a solvent?
a)
The substance that dissolve other substances in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
2.
What is a solute?
a)
The substance that dissolve other substances in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
3.
A student added sugar to a cup of water and stirred with a spoon. After 10 minutes you could not see the sugar anymore. What happened to the sugar?
a)
the sugar evaporated
b)
the sugar dissolved
c)
the sugar was magnetic
4.
Name the 3 states of Matter
a)
Solid, Liquid and Gas
b)
Solid and Gas
c)
Liquid and Gas
5.
Particles in a _____________ are tightly packed together.
a)
solid
b)
liquid
c)
gas
d)
plasma
6.
Number 2 represents a ________
a)
solid
b)
liquid
c)
gas
d)
plasma
7.
Which point of the particle theory is depicted in this picture?
a)
particles are in constant motion
b)
different substances are made of different particles
c)
all matter is made of particles
d)
particles move faster when heat is added
8.
Particles in a _________ take the shape of the container.
a)
solid
b)
liquid
c)
gas
d)
plasma
9.
As particles are exposed to warmer temperatures they __________
a)
speed up
b)
slow down
c)
stay the same
d)
vibrate
10.
What is the change of state from a solid straight to a gas called?
a)
melting
b)
evaporating
c)
freezing
d)
sublimation
11.
An inflated balloon is placed in a refrigerator. Which statement describes the movement of the gas particles in the balloon?
a)
The particles move more slowly and become closer together.
b)
The particles move more slowly and become further apart.
c)
The particles move faster and become closer together.
d)
The particles move faster and become further apart.
12.
a)
Solid
b)
Liquid
c)
Gass
13.
What is between particles
a)
Air
b)
Empty space
c)
Magic
d)
Gas
14.
Which state of matter has molecules that slide past each other but stay close together? They do not form a regular pattern.
a)
solid
b)
liquid
c)
gas
15.
Which state of matter has molecules that vibrate the least?
a)
solid
b)
water
c)
gas
16.
What is the change of state from a gas to a liquid called?
a)
melting
b)
evaporation
c)
condensation
d)
sublimation
17.
What am I? I have a fixed mass, a volume that changes, I can be squashed and I take the shape of all of my container.
a)
solid
b)
liquid
c)
gas
d)
plasma
18.
Which point of the particle theory is depicted by this picture?
a)
particles are in constant, random motion
b)
particles move faster when heat is added
c)
particles attract one another more when they are close
d)
different substances are made of different types of particles
19.
Which point of the particle theory is depicted by this picture?
a)
all matter is made of particles
b)
particles are in constant, random motion
c)
particles speed up as heat is added and slow down as heat is removed
d)
different substances are made of different types of particles
20.
What is a Solid?
a)
Matter that has a definite shape and a definite size.
b)
Matter that has a definite size and no definite shape
c)
Matter that has no definite shape or size
d)
Matter that has no definite shape and size
21.
What are the particles of the same substance like?
a)
Identical
b)
Different
22.
A Gas is a state of matter that has _____________________________________________________
a)
No definite size or shape
b)
No shape but a defenite size
c)
A changing shape
23.
Something that goes from liquid to gas is...
a)
Evaporation
b)
Melting
c)
Freezing
d)
Sublimation
24.
Which of the following statements about the particle of a gas is true?
a)
Gases can be compressed because their particles are smaller than those of liquids or solids.
b)
Gases can be compressed because there is plenty of space between their particles.
c)
Gases can be compressed because they have low boiling points.
d)
Gases can be compressed because their particles are more elastic than those of liquids or solids.
25.
Which point of the particle theory is depicted by this picture?
a)
all matter is made of particles
b)
The attraction between particles increases as they get closer
c)
particles are in constant, random motion
d)
particles speed up as heat is added
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