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Matter Basics

Total questions: 42

Worksheet time: 28mins

Name
Class
Date
1.
What is matter?
a)
Anything that has mass and volume
b)
The shape of an object
c)
How much an object weighs
d)
The pull of objects on one another
2.
Which state of matter has a definite shape?
a)
Gas
b)
Solid
c)
Liquid
d)
Plasma
3.
The molecules in a gas....
a)
are tightly packed
b)
slide past one another in a flowing manner
c)
vibrate, move freely, and spread
d)
are in a regular pattern
4.
Liquids....
a)
have a definite shape
b)
are always clear
c)
take the shape of their container
d)
are not matter
5.
Evaporation is
a)
Gas changing to a liquid
b)
Solid changing to a liquid
c)
Liquid changing to a solid
d)
Liquid changing to a gas
6.
A solid changing to a liquid is...
a)
melting
b)
freezing
c)
condensing
d)
evaporating
7.
Liquid water turning into an ice cube is an example of.....
a)
melting
b)
freezing
c)
condensing
d)
evaporating
8.
Water vapor cooling and turning into water droplets/steam is an example of......
a)
Condensation
b)
Melting
c)
Freezing
d)
Evaporation
9.

All matter is made of atoms or groups of atoms that are in constant motion. This idea is the ___________________________________.

a)

States of Matter Theory

b)

Kinetic Theory of Matter

c)

Matter Theory

10.

What happens to a substance with an increase in temperature?

a)

it gains energy

b)

it loses energy

c)

its energy stays the same

11.

What is an example of evaporation?

a)

rain water accumulating in a rain barrel

b)

a puddle going away

c)

leaves turning green

d)

a ball rolling downhill

12.

The heat from the sun is causing the water to _________.

a)

evaporate

b)

condensate

c)

boil

d)

freeze

13.

This is an example of ___________.

a)

evaporation

b)

Melting

c)

Freezing

d)

Condensation

14.
Fluids are.....
a)
liquids
b)
solids
c)
gases
d)
liquids and gases
15.
A(n) ________ is the single smallest particle of an element that retains the chemical identity of that element.
a)
atom
b)
element
c)
compound
d)
particle
16.
Temperature measures...
a)
The amount of matter in an object.
b)
how fast or slowly molecules are moving.
c)
the amount of space an object takes up.
17.

The temperature at which a liquid turns to a gas is

a)

called the freezing point

b)

called the boiling point

c)

100 degrees Celsius

d)

the same for an amorphous or a crystalline solid

18.
Which item is not made of matter?
a)
air
b)
water
c)
a pencil
d)
a shadow
19.
Which is more dense?
a)
left cube
b)
right cube
20.
What is the property of water that allows it to stick to other surfaces?
a)
Surface tension
b)
Cohesion
c)
Adhesion
d)
Solubility
21.
Which characteristic of water will allow a paperclip to remain floating on water when the paperclip is gently placed on top of the water?
a)
adhesion
b)
surface tension
c)
solvent properties
d)
nonpolar
22.
tendency of molecules of the same kind to stick to one another
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
23.
When a substance melts, the kinetic energy _____________.
a)
decreases
b)
stays the same
c)
increases
d)
decreases then increases
24.
What is a group of atoms joined together called?
a)
an atom
b)
molecule
c)
matter
d)
compound
25.
What is the average kinetic energy of a substance called?
a)
volume
b)
temperature
c)
pressure
d)
movement
26.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
27.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
28.
Which process takes the longest to occur?
a)
melting
b)
boiling
c)
freezing
d)
heating the solid
29.
A substance's heating curve is shown in the graph.  What is its boiling point?
a)
100 C
b)
60 C
c)
80 C
d)
20 C
30.
The graph shows a cooling curve for an unknown substance.  What is happening during segment DE?
a)
boiling
b)
condensation
c)
freezing
d)
melting
31.

A substance has a melting point of 25 oC and a boiling point of 235 oC. What state is it at 5oC?

a)

Solid

b)

Liquid

c)

Gas

32.

The weaker the intermolecular forces of a substance the _____________ the boiling point

a)

higher

b)

lower

33.
As pressure decreases, boiling point___
a)
decreases
b)
increases
c)
decreases then increases
d)
increases then decreases
34.

Presence of salt in water will _______________ melting point of water

a)

increase

b)

decrease

c)

maintain

d)

change

35.

Presence of impurities in water like sugar will make water takes ________________ time to boil.

a)

longer

b)

shorter

c)

no change

36.

The energy required for a change of state is called

a)

chemical energy.

b)

state energy.

c)

latent energy.

d)

heat.

37.

Which of the following types of energy remains constant during a change of state?

a)

Internal energy

b)

Potential energy

c)

Kinetic energy

38.

The boiling point of water in a pressure cooker is raised by

a)

increasing the volume of water in the cooker.

b)

increasing the internal volume of the cooker.

c)

increasing the pressure in the cooker.

d)

increasing the pressure outside the cooker.

39.

Which of the following changes in phase involves the release of latent heat?

a)

Freezing of water

b)

Vaporisation of water

c)

Melting of ice

40.

A student visiting his grandmother in the mountains decides to make pasta for lunch. He boils the pasta according to the directions on the package, but when his grandmother tastes the meal she complains that the pasta is undercooked! The student suspects that the mountain’s high elevation has something to do with his cooking disaster.


Which statement best explains why the pasta was undercooked?

a)

Lower air pressure caused the cooking water to boil at a lower temperature.

b)

Lower air pressure caused the cooking water to boil at a higher temperature.

c)

Higher air pressure caused the cooking water to boil at a lower temperature.

d)

Higher air pressure caused the cooking water to boil at a higher temperature.

41.

Describe COHESION.

a)

Water molecules attracted to other substances.

b)

Water molecules climbing upwards against the force of gravity.

c)

Water molecules dissolving many substances because of its polarity.

d)

Water molecules attracted to other water molecules.

42.
Water beads up on the surface of a penny because of this property.
a)
Adhesion
b)
High Surface Tension
c)
Universal Solvent
d)
Changes in Density

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