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Sci 7 Q1 Benchmark 25-26

Total questions: 106

Worksheet time: 2hrs 51mins

Name
Class
Date
1.
The base for mass is the
a)
meter
b)
gram
c)
kilogram
d)
liter
2.
The base unit for length is the
a)
second
b)
gram
c)
meter
d)
liter
3.
The base unit for volume is the
a)
second
b)
gram
c)
meter
d)
liter
4.
There are ___ meters in 25 kilometers (km)
a)
250 m
b)
2500 m
c)
25000 m
d)
.025 m
5.
There are ___ millimeters(mm) in 2.7 centimeters (cm)
a)
270 mm
b)
.27 mm
c)
27 mm
d)
.027 mm
6.
Convert 1.7 km to m
a)
1700
b)
17
c)
170
d)
0.17
7.
Convert 0.25 m to mm
a)
25
b)
2.5
c)
250
d)
0.025
8.
convert 30 cm to m
a)
300
b)
3
c)
0.03
d)
0.3 m
9.
How many millimeters are in 5 centimeters?
a)
5
b)
50
c)
500
d)
5,000
10.
How many centimeters are in a meter?
a)
100 centimeters 
b)
50 cent
c)
100 inches
d)
10 centimeters 
11.
How many meters are there in a kilometer?
a)
20 meters
b)
50meters
c)
100 meters
d)
1000 meters
12.
Convert:
3 kg = ______ g 
a)
3
b)
30
c)
300
d)
3,000
13.
<, >, =
1/2 kg              500 g
a)
<
b)
>
c)
=
14.
6,000 millilters = ______ liters
a)
60
b)
600
c)
6
d)
6,000
15.
Which is greater? 
9,000 milliliters or 10 liters
a)
9,000 mL
b)
10 L
16.
7,000 milligrams = _____ grams
a)
7
b)
70
c)
700
d)
70,000
17.
4 kg 500 g = ______ grams
a)
450
b)
45,000
c)
4,500
d)
4,550
18.
8,000 g ____ 8 kg
a)
>
b)
<
c)
=
19.
1kg =_____ grams
a)
1000
b)
100
c)
1/1000
d)
.0001
20.
Convert 5 cm to mm:
a)
5,000mm
b)
0.5 mm
c)
0.05 mm
d)
50 mm
21.
Convert from meters to cm:  9 meters
a)
900 cm
b)
90 cm
c)
0.9 cm
d)
0.09 cm
22.
Convert 8 kilometers to meters
a)
800 m
b)
80,000 m
c)
8,000 m
d)
.008 m
23.
285 kg = ____ g
a)
285,000
b)
285
c)
2,850
d)
28,500
24.
1 L = _______ mL
a)
1
b)
10
c)
100
d)
1000
25.
7,000 g = ____ kg
a)
70
b)
700
c)
7
d)
0.07
26.
200 cm = ? m
a)
2
b)
20
c)
200
d)
2,000
27.
400 cm = ? m
a)
4
b)
40
c)
400
d)
4,000
28.
600 cm = ? m
a)
6
b)
60
c)
600
d)
6,000
29.
Which metric unit would you use to measure the weight of an elephant?
a)
pounds
b)
kilograms
c)
tons
d)
grams
30.
What is the best estimate for the amount of water in a fish bowl.
a)
4 L
b)
4 Fl. oz.
c)
4 lbs.
d)
4 c.
31.
What metric unit would be used to measure the length of a pencil?
a)
inches
b)
centimeters
c)
feet
d)
meters
32.
Which metric unit would be used to measure the amount of liquid in a baby bottle?
a)
fl. oz
b)
cups
c)
mL
d)
L
33.

What type of energy is being used?

a)

electromagnetic

b)

mechanical

c)

chemical (photosynthesis)

d)

sound

34.
The purpose of the panels is to change solar energy into ____________.
a)

radiant energy

b)
electrical energy
c)
chemical energy
d)
mechanical energy
35.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
36.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
37.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
38.
When plants convert the sun's energy into food, which type of energy is it?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
39.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
40.
Wind turbines and windmills convert what energy to another?
a)
Kinetic to electric
b)
Gravitational potential to electric
c)
Mechanical to potential
d)
Thermal to sound
41.
Energy that is stored in bonds between atoms is:
a)
Mechanical energy
b)
Chemical energy
c)
Kinetic energy
d)
Nuclear energy
42.
Energy that comes from the nucleus of an atom. A form of potential energy.
a)
chemical energy
b)
Nuclear energy
c)
Sound energy
d)
Electrical energy
43.
What machine changes chemical energy into heat, light and sound energy
a)
blender
b)
firecracker
c)
lightbulb
d)
apple
44.

Which of the following is NOT an example of chemical energy?

a)

A glow stick

b)

A battery

c)

A rock about to fall off a cliff

d)

A burning match

45.

What energy transformation occurs during photosynthesis?

a)

Chemical --> Radiant

b)

Thermal --> Chemical

c)

Radiant --> Chemical

d)

Mechanical --> Thermal

46.

What energy transformation occurs as howler monkeys loudly call to each other in the forest?

a)

Chemical --> Mechanical --> Sound

b)

Chemical --> Sound --> Thermal

c)

Sound --> Chemical --> Radiant

d)

Mechanical --> Chemical --> Sound

47.

What energy transformation occurs as a mouse produces body heat?

a)

Chemical --> Thermal

b)

Thermal --> Chemical

c)

Electrical --> Thermal

d)

Thermal --> Mechanical

48.
What is the energy transformation?
a)
Kinetic to Mechanical and Electrical
b)
Chemical to Thermal and Electromagnetic (light)
c)
Electromagnetic to Chemical and Electrical
d)
Kinetic to Sound and Chemical
49.
Which type of energy transformation occurs when a flashlight shines?
a)
chemical → thermal → electrical
b)

chemical → electrical →radiant

c)

thermal → chemical → radiant

d)
chemical → electrical → chemical
50.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
51.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
52.
A person is pushed forward into their seat belt when a car stops.  Which law is this?
a)
1st
b)
 2nd
c)
2 and 3
d)
3rd 
53.
A person is pushed forward into their seat belt when a car stops.  Which law is this?
a)
1st
b)
 2nd
c)
2 and 3
d)
3rd 
54.

The magician pulled the tablecloth out from under the dishes and the dishes were left undisturbed.

a)

1st law

b)

2nd law

c)

3rd law

55.

The books are applying a force to the table and the table is applying the same amount of force back on the books.

a)

1st law

b)

2nd law

c)

3rd law

56.

An empty wagon is easier to pull than a full wagon.

a)

1st law

b)

2nd law

c)

3rd law

57.

The water goes forward out of the hose and the fireman takes a step backwards.

a)

1st law

b)

2nd law

c)

3rd law

58.

It is easier to pull the small rock than it is to pull the larger rock.

a)

1st law

b)

2nd law

c)

3rd law

59.

When you push down on the diving board, the diving board pushes you back up again.

a)

1st law

b)

2nd law

c)

3rd law

60.

The bowling ball requires more force to move than the volleyball.

a)

1st law

b)

2nd law

c)

3rd law

61.

The skateboarder pushes back with one foot, but the skateboard moves forward.

a)

1st law

b)

2nd law

c)

3rd law

62.
What is the standard unit force is measured in?
a)
Newton
b)
Gram
c)
Pound
d)
Meter
63.
What Newton's law does this picture represent?
a)
Newton's 2nd law
b)
Newton's 1st law
c)
Newton's 3rd law
d)
Newton's 5th law
64.
Which has more inertia--
a)
Truck
b)
Cat
c)
Ant
d)
Skateboard
65.

Which law best explains why more force must be applied to the bowling ball to make it accelerate at the same rate as the tennis ball.

a)

Newton's 1st Law of Inertia

b)

Newton's 2nd Law of F=ma

c)

Newton's 3rd Law of Force Pairs (AKA Action/Reaction)

d)

Newton's Law of Biology

66.

Based on Newton's Law of action/reaction, what would be the reaction force, if the action force is 60 N to the right?

a)

60 N to the right

b)

60 N to the left

c)

30 N to the left

d)

9.8 N to the right

67.
What is the name for a push or pull?
a)
movement
b)
force
c)
speed
d)
density
68.

The law of inertia (Newton's first law) applies _____.

a)

to moving objects only

b)

only to objects that are not moving

c)

to both moving and nonmoving objects

69.

Inertia depends on ______

a)

Velocity

b)

Speed

c)

Distance

d)

Mass

70.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
71.

According to Newton's Second Law when acceleration increases, force _______________.

a)

decreases

b)

increases

c)

stays the same

d)

doubles

72.

According to Newton's Second Law when mass increases, acceleration _______________.

a)

decreases

b)

increases

c)

stays the same

d)

doubles

73.
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
a)
60 N right
b)
10 N left
c)

10 N right

d)
50 N left
74.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
75.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
76.

Which of the following is an example of an unbalanced force?

a)
b)
c)
d)
77.
How will this object move? 
a)
It won't move. 
b)
It will move to the right. 
c)
It will move to the left. 
d)
It will move up. 
78.

The sum of all forces acting on an object is

a)

balanced.

b)

unbalanced.

c)

friction.

d)

the net force.

79.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
80.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
81.

A person standing still while leaning on a wall

a)

Unbalanced force

b)

Balanced force

82.

What is the net force when forces are balanced?

a)

positive

b)

zero

c)

negative

d)

infinity

83.

What is the direction of motion when forces are balanced?

a)

Random direction

b)

Deceleration

c)

Stationary or constant velocity

d)

Acceleration

84.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
85.
Calculate the Net Force. 
a)
40N, Left
b)
40N, Right
c)
0N, Balanced
d)
75N, Right
86.

Friction is a force that ________ the motion of an object.

a)

generates

b)

opposes

c)

creates

d)

adds to

87.
Swimming fish experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
88.
The amount of friction depends on the weight of the objects pressing together.
a)
True
b)
False
89.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
90.

What type of friction is the person working against when the boulder is NOT moving?

a)

fluid

b)

static

c)

rolling

d)

sliding

91.
The base for mass is the
a)
meter
b)
gram
c)
kilogram
d)
liter
92.
The base unit for length is the
a)
second
b)
gram
c)
meter
d)
liter
93.
The base unit for volume is the
a)
second
b)
gram
c)
meter
d)
liter
94.
There are ___ meters in 25 kilometers (km)
a)
250 m
b)
2500 m
c)
25000 m
d)
.025 m
95.

______ is stored energy.

a)

Potential

b)

Kinetic

c)

None of the above

d)

All of the above

96.

Which of the following is not an example of gravitational potential energy?

a)

a marble held at the top of a ramp

b)

a picture hanging on the wall

c)

a car parked on a steep hill

d)

a tennis ball rolling across the court

97.

Which point has the most potential energy?

a)

A

b)

B

c)

G

d)

F

98.

_____ energy is the energy of motion.

a)

Chemical

b)

Sound

c)

Kinetic

d)

Light

99.

When a pendulum swings, at which point is kinetic energy the highest?

a)

1

b)

2

c)

3

d)

4

100.

The faster an object moves, the ___ kinetic energy it has.

a)

less

b)

more

c)

none of the above

d)

both are true

101.

When a pendulum swings, at which point is potential energy at its greatest?

a)

1

b)

2

c)

3

d)

4

102.

At which point is potential energy the greatest?

a)

W

b)

Y

c)

Z

d)

X

103.

At which point is kinetic energy the greatest?

a)

X

b)

Y

c)

Z

d)

W

104.

What kind of energy is in a stretched rubber band?

a)

Potential

b)

Kinetic

105.

Which of the following can be classified as a type of potential energy? (Select all that apply)

a)

Mechanical

b)

Radiant

c)

Chemical

d)

Electrical

e)

Nuclear

106.

Which of the following can be classified as kinetic energy? (Select all that apply)

a)

Mechanical

b)

Thermal

c)

Sound

d)

Radiant

e)

Chemical

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