WorksheetsForces in Motion
Total questions: 30
Worksheet time: 24mins
Name
Class
Date
1.
Which triangle represents the correct formula for density?
a)
The first one
b)
The one in the middle
c)
The last one
d)
They would all work
2.
Which triangle represents the correct formula for pressure?
a)
The first one
b)
The middle one
c)
The last one
d)
It doesn't matter, they would all work
3.
What class of lever are scissors?
a)
Class 1
b)
Class 2
c)
Class 3
4.
What type of lever are nut crackers
a)
Class 1
b)
Class 2
c)
Class 3
5.
What class of lever is a wheel barrow?
a)
Class 1
b)
Class 2
c)
Class 3
6.
What class of lever are salad tongs?
a)
Class 1
b)
Class 2
c)
Class 3
7.
What class of lever are tweezers?
a)
Class 1
b)
Class 2
c)
Class 3
8.
What class of lever is fishing?
a)
Class 1
b)
Class 2
c)
Class 3
9.
What class of lever is are the oars on a row boat?
a)
Class 1
b)
Class 2
c)
Class 3
10.
Which class of lever is this?
a)
1
b)
2
c)
3
11.
What class of lever is this?
a)
1
b)
2
c)
3
12.
What class of lever is this?
a)
1
b)
2
c)
3
13.
Number 1 is _____.
a)
Effort
b)
Load
c)
Fulcrum
14.
Number 2 is _____.
a)
Effort
b)
Load
c)
Fulcrum
15.
Number 3 is _____.
a)
Effort
b)
Load
c)
Fulcrum
16.
Number 1 is ____.
a)
Load
b)
Effort
c)
Fulcrum
17.
Number 2 is ____.
a)
Load
b)
Effort
c)
Fulcrum
18.
Number 3 is ____.
a)
Load
b)
Effort
c)
Fulcrum
19.
Number 1 is _____.
a)
Load
b)
Fulcrum
c)
Effort
20.
Number 2 is _____.
a)
Load
b)
Fulcrum
c)
Effort
21.
Number 3 is _____.
a)
Load
b)
Fulcrum
c)
Effort
22.
Which triangle represents the correct formula for calculating moments?
a)
The first one
b)
The middle one
c)
The last one
23.
What is the moment of force for an object that is 6 meters from the fulcrum and exerts 9 Newtons of force?
a)
15 Nm
b)
54 Nm
c)
2/3 Nm
d)
1 and 1/3 Nm
24.
If A is 10 kg, D is 1 m, and C is 5 kg, what is E?
a)
2 m
b)
50 m
c)
10 m
d)
5 m
25.
If D = E, then what do we know about A and C?
a)
A is heavier than C
b)
C is heavier than A
c)
A has the same mass as C
26.
Which is NOT one of Aristotle's Propositions for the Law of Levers
a)
Unknown weights that balance at equal distance from the fulcrum must be equal.
b)
Unequal weights WILL balance at unequal distances from the fulcrum
c)
Unequal weights WILL balance at unequal distances from the fulcrum; the greater weight will always be closer to the fulcrum.
d)
Equal weights will always balance regardless of distance from the fulcrum.
27.
A dog steps onto a scale at the vet's office. The scale is 2 m by 3 m. The dog's mass is 15 kg. What pressure does the dog put on the scale? (hint: 1kg = 9.81N).
a)
24.525 N/m2
b)
147.15 N
c)
882.9 Nm2
d)
58.86 N/m2
28.
A rock has a mass of 25 g. It is placed into a graduated cylinder with 45 mL of water. The water raises to 50 mL. What is the density of the rock?
a)
20 mL
b)
2 g/mL
c)
5 g/mL
d)
5 mL/g
29.
Mass = 22 g
Volume = 2 cm3
What is the density?
Volume = 2 cm3
What is the density?
a)
11 g/cm3
b)
20 cm3
c)
44 gcm3
d)
1/11 cm3
30.
Density = 2 g/mL
Volume = 20 mL
What is the mass?
Volume = 20 mL
What is the mass?
a)
10 g
b)
40 g
c)
18 g
d)
22 g
100 %
