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WorksheetsUnits 2,3,4 Review
Total questions: 21
Worksheet time: 11mins
Name
Class
Date
1.
Most materials that are magnetic are ___________________.
a)
metals
b)
soluble
c)
less dense than water
d)
liquis
2.
Which metal is magnetic?
a)
aluminum
b)
copper
c)
iron
d)
brass
3.
What metals are magnetic?
a)
iron and steel
b)
copper and gold
c)
aluminum
d)
gold
4.
Sugar dissolves and can no longer be seen as a ________________ when it dissolves in water and becomes part of a solution.
a)
solid
b)
liquid
c)
gas
5.
The ________________ of sugar does not change when it dissolves in water,.
a)
taste and mass
b)
color and texture
c)
volume and color
d)
size and shape
6.
What is the temperature shown on thermometer 4.
a)
38 degrees C
b)
36 degrees C
c)
40 degrees C
d)
32 degrees C
7.
On day three, how far away from the boiling point is the temperature?
a)
8 degrees C
b)
100 degrees C
c)
6 degrees C
d)
4 degrees C
8.
a)
35.7g
b)
35g
c)
135.7g
d)
135.5g
9.
What does not change when drink mix is added to water?
a)
color
b)
taste
c)
smell
d)
physical state
10.
What is the volume of the green jade sample?
a)
10 ml
b)
10.5 ml
c)
60.5 ml
d)
50.0 ml
11.
____________________ takes the shape of its container but stays the same volume.
a)
solid
b)
liquid
c)
gas
12.
A copper penny __________________ electricity.
a)
insulates
b)
absorbs
c)
conducts
d)
disolves
13.
A copper penny __________________ electricity.
a)
insulates
b)
absorbs
c)
conducts
d)
disolves
14.
How do you test if an object is a conductor or an insulator?
a)
put it in water
b)
put it in a circuit
c)
put it on a triple beam balance
d)
try to pick it up with a magnet
15.
When something dissolves in water it forms a __________________.
a)
conductor
b)
insulator
c)
solution
d)
dissolve
16.
___________________is a solution
a)
sand and water
b)
rocks and sand
c)
the air we breath (carbon dioxide and oxygen and argon)
d)
iron filings and sand
17.
This is an example of _________________________ energy being used.
a)
light
b)
sound
c)
mechanical
d)
electrical
18.
Why do we use a wooden spoon to stir hot liquids?
a)
a metal spoon is an insulator of thermal energy
b)
a wood spoon is a insulator of thermal energy
c)
a wood spoon is a good insulator of electrical energy
d)
a metal spoon is a conductor of electrical energy
19.
The boiling point of alcohol is 78 degrees C. What is the difference between the boiling point of alcohol and water?
a)
100 degrees C
b)
18 degrees C
c)
28 degrees C
d)
48 degrees C
20.
Does the mass of sugar change when it is dissolved in water?
a)
yes
b)
no
21.
How does the lens of a telescope help a person see things far away?
a)
the lens produces light
b)
the lens absorbs light
c)
the lens refracts light
d)
the lens reflects light
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