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WorksheetsPhysics Benchmark Review
Total questions: 50
Worksheet time: 2hrs 37mins
Name
Class
Date
1.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
2.
Calculate the net force.
a)
5 N
b)
10 N
c)
45 N
d)
500 N
3.
Alan travels 100km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
4.
How many neutrons does a Boron atom have? (Use the image to help you)
a)
5
b)
11
c)
6
d)
16
5.
Complete the missing label on the diagram.
a)
Neutron
b)
Centre
c)
Nucleus
d)
Sub atomic particle
6.
Determine the accelerations that result when a 12-N net force is applied to a 3-kg object.
a)
3 m/s
b)
4 ft/s
c)
13 m/s
d)
4 m/s
7.
Which graph shows an object at rest?
a)
A
b)
B
c)
C
d)
D
8.
Between what 2 points is an object traveling back to where it started?
a)
A-B
b)
B-C
c)
D-E
d)
E-F
9.
What Unit do we Measure Force in?
a)
Newtons
b)
Joules
c)
Force
10.
A car stops abruptly and the passenger is caught by the seat belt. Which law of motion does this demonstrate best?
a)
Inertia
b)
Force and Acceleration
c)
Action/Reaction
d)
Friction
11.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
12.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
13.
Rows on the period table are called _____ while columns are called _____.
a)
groups, families
b)
groups, periods
c)
periods, groups
d)
families, groups
14.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
15.
What is the speed of an object that travels 60 meters in 4 seconds?
a)
240 m/s
b)
15 m/s
c)
0.067 m/s
d)
15 mph
16.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
17.
This is used to represent the number of each atom in a chemical formula.
a)
A Exponent
b)
The Coefficient
c)
A Molecule
d)
The Subscript
18.
This appears on the left side of a chemical formula, and represents how many molecules there are.
a)
An Atom
b)
The Subscript
c)
A Molecule
d)
The Coefficient
19.
Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?
a)
Balanced
b)
Unbalanced
20.
The tendency of an object at rest to stay at rest unless it is acted upon by a force is called ___________________
a)
inertia
b)
motion
c)
gravity
d)
lubricant
21.
Calculate the Net Force.
a)
40N, Left
b)
40N, Right
c)
0N, Balanced
d)
75N, Right
22.
A wheeled cart is moving to the right at a constant speed. Two forces of equal magnitude are acting upon the cart. Which of the following best describes the forces and motion of the cart?
a)
Balanced Forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
23.
Which of the following the correct unit for acceleration?
a)
km/s
b)
m/s2
c)
mi/hr
d)
ft
24.
How far has the red runner gone in 3 seconds?
a)
40 yards
b)
10 yards
c)
30 yards
d)
20 yards
25.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
26.
When a car goes around a corner at a constant 20 mph, why do we say it accelerates?
a)
The car is accelerating because of the velocity is constant
b)
The car accelerates because it's going 20 mph
c)
Cars always accelerate when they are in motion
d)
The car is accelerating because it's changing direction
27.
How many hydrogen atoms are in this chemical formula:
a)
4 hydrogen atoms
b)
1 hydrogen atom
c)
2 hydrogen atoms
d)
3 hydrogen atoms
28.
How many molecules are in this chemical formula?
a)
4 Molecules
b)
6 Molecules
c)
2 Molecules
d)
5 Molecules
29.
What is the left part of a chemical equation called?
H2 + O → H2O
H2 + O → H2O
a)
Reactants
b)
Products
c)
Yields
d)
Chemical Equation
30.
What is the right part of a chemical equation called?
H2 + O → H2O
H2 + O → H2O
a)
Reactants
b)
Products
c)
Yields
d)
Chemical Equation
31.
What words are associated with Newton's 3rd Law?
a)
Inertia and Mass
b)
Forward and Reverse
c)
Balanced and Unbalanced
d)
Equal and Opposite
32.
When the air is released from a balloon, the air moves in one direction, and the balloon moves in the opposite direction. Which law best explains the motion of the balloon?
a)
Inertia
b)
Force and Acceleration
c)
Action/Reaction
d)
Friction
33.
A force of 560 N is needed to produce an acceleration of 20 m/s2. What is the mass of the accelerated body?
a)
28 kg
b)
11200 kg
c)
0.04 kg
d)
580 kg
34.
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
35.
Friction is a force that acts....
a)
in the same direction as the motion
b)
opposite to the direction of the motion
c)
opposite to the applied forces
d)
the same direction as the applied force
36.
What can a force do?
a)
all of the above
b)
start a motion
c)
stop a motion
d)
change the direction of the motion
37.
Which type of force(s) will cause a change in any object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
38.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
39.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
40.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
41.
A change in the size, shape, or state of matter is a.....
a)
chemical change
b)
physical change
c)
chemical reaction
d)
electron change
42.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
sour milk
43.
You know a chemical reaction has occurred if
a)
a precipitate forms.
b)
there is a color change.
c)
there is a temperature change.
d)
All of these answers are evidence.
44.
How many oxygen atoms are in Al₂(SO₄)₃
a)
4
b)
12
c)
7
d)
24
45.
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)
Inertia
b)
Force and Acceleration
c)
Action/Reaction
d)
Friction
46.
Is this balanced?
2HgO → 2Hg + O2
2HgO → 2Hg + O2
a)
Yes
b)
No
47.
When materials combine to form new compounds it is a chemical change. Which example is a chemical change?
a)
baking powder fizzing
b)
water boiling
c)
ice melting
d)
sugar cube dissolving
48.
At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?
a)
the product is doubled
b)
the product is half the mass of the reactants
c)
the mass is the same
d)
the mass changes depending on the reaction
49.
What is the mass number of this element?
a)
3
b)
6
c)
12
d)
18
50.
Why is the following chemical equation not balanced?
H2 + O2 --> H2O
H2 + O2 --> H2O
a)
each side of the equation has a different number of oxygen atoms
b)
each side of the equation has a different number of hydrogen atoms
c)
each side has the same mass
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