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WorksheetsScience Benchmark #4 Review
Total questions: 100
Worksheet time: 1hrs 17mins
Name
Class
Date
1.
What are the four states of matter?
a)
solid, liquid, matter, and gas
b)
solid, liquid, gas, and plasma
c)
mass, matter, gas, and liquid
d)
liquid, solid, plasma, and matter
2.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
3.
Which has more Inertia? (so need more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
4.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
5.
What is the name for a push or pull?
a)
A movement
b)
A force
c)
Speed
d)
Density
6.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
7.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron?
a)
feathers
b)
iron
c)
same
d)
depends on their friction
8.
F=MA
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?
a)
20 N
b)
2 N
c)
5 N
d)
0 N
9.
How many Laws does Newton have?
a)
4
b)
6
c)
1
d)
3
10.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
11.
1000 kg is the...
a)
mass
b)
weight
c)
force
d)
acceleration
12.
20 N is the
a)
mass
b)
weight
c)
force
d)
acceleration
13.
45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
14.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
15.
What is the unit of measurement for force?
a)
AMP
b)
Seconds
c)
Newtons
d)
Miles
16.
What is the attractive force that exists between all objects that have mass?
a)
Weight
b)
Mass
c)
Gravity
d)
Viscosity
17.
If these boys are pulling with the same amount of force. What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
18.
A force that slows or stops motion when objects rub together.
a)
Friction
b)
Push
c)
Pull
d)
Magnetism
19.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
20.
A measure of how fast something moves over a certain distance is ________________.
a)
motion
b)
speed
c)
work
d)
force
21.
What is motion?
a)
It's like the ocean
b)
Any change in an animal or person's position.
c)
Motion is like acting
d)
Any change in an object or person's position.
22.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
23.
What is Newton's Third Law?
a)
Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
b)
Force = mass x acceleration
c)
For every action there is an equal and opposite reaction
24.
According to Newton's second law, if you increase the force applied to an object :
a)
it accelerates more
b)
it doesn't move
c)
you get more inertia
d)
it decelerates
25.
An object at rest will _______ if no outside forces are applied.
a)
Stay at rest
b)
Increase Velocity
c)
Decrease Mass
26.
Forces always act in equal and opposite pairs.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
27.
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.
28.
Who is the scientist who came up with the Laws of Motion?
a)
Sir Issac Newton
b)
The Greeks
c)
John Dalton
d)
Sir John Newt
29.
If you kicked a ball in space it would keep going because there is no gravity, friction, or air friction going against it. It will only stop moving in that direction if something comes into contact with it. This is an example of...
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
30.
If you slide a hockey puck on ice, eventually it will stop because of the friction of the ice. This is an example of which Law of Motion.
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
31.
Which form of matter has a definite shape and takes up space (has definite volume)?
a)
liquid
b)
solid
c)
gas
d)
clay
32.
Which form of matter take the shape of a container like this juice?
a)
liquid
b)
solid
c)
glass
d)
gas
33.
Which form of matter fills the space like it has in the balloon?
a)
liquid
b)
string
c)
solid
d)
gas
34.
What is happening when my ice cream changes from a solid to a liquid?
a)
freezing
b)
melting
c)
burning
d)
evaporation
35.
What is happening when my water bottle in the freezer goes from a liquid state to a solid state?
a)
melting
b)
evaporating
c)
freezing
d)
cutting
36.
What happens when my glass of water is sitting in the sun and disappears into a gas?
a)
evaporation
b)
burning
c)
melting
d)
freezing
37.
My glass of ice water is sitting in the sun and has droplets of water on the outside of the glass. What is happening?
a)
condensation
b)
evaporation
c)
melting
d)
freezing
38.
Which form of matter does not take the shape of its container?
a)
liquid
b)
gas
c)
solid
d)
air
39.
In a solid, the particles
a)
vibrate in place
b)
slide past one another
c)
overcome the strong attraction
40.
A gas
a)
has a definite shape but no definite volume
b)
has a definite volume but no definite shape
c)
has fast-moving particles
41.
Wheels on a skateboard most likely experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
42.
Sally experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
43.
Wheels of a shopping cart experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
44.
Swimming fish experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
45.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
46.
Which type of friction occurs when an object moves through a liquid or gas?
a)
sliding
b)
fluid
c)
static
d)
rolling
47.
Objects balanced on Timmy's head experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
48.
Which type of friction occurs when solid surfaces slide over each other?
a)
rolling
b)
static
c)
sliding
d)
fluid
49.
Which type of friction occurs when an object rolls over or rotates on a surface?
a)
sliding
b)
static
c)
fluid
d)
rolling
50.
Which type of friction occurs when objects are not moving?
a)
static
b)
sliding
c)
fluid
d)
rolling
51.
Oil between machine parts would be an example of which type of friction?
a)
static
b)
sliding
c)
fluid
d)
rolling
52.
A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate
a)
surface area
b)
air resistance
c)
descent velocity
d)
gravity
53.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
54.
Which of the following is an example of friction that is helpful?
a)
Brakes used on a bike
b)
Tires from a car on the road
c)
Tread on the bottom of your shoes
d)
All are examples that are helpful
55.
How can friction be reduced?
a)
reduce the force acting between the 2 surfaces
b)
reduce the roughness of the 2 surfaces coming in contact
c)
use wax, grease or oil
d)
all of the above are ways of reducing friction
56.
The amount of friction depends on the weight of the objects pressing together.
a)
True
b)
False
57.
The rougher the surface, the faster an object will travel over the surface.
a)
True
b)
False
58.
When most objects with smooth surfaces rub, there is less friction.
a)
True
b)
False
59.
What are 2 factors that determine the amount of friction between 2 objects?
a)
Force and roughness between surfaces
b)
hills and valleys and how smooth or rough the surface is
c)
Amount of force and amount of surface the comes in contact
d)
The force and the weight exerted on the surfaces
60.
When two surfaces rub, the irregularities of one surface get caught on those of the other surface?
a)
True
b)
False
61.
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
62.
Find the net force: 15 N to the right, and another 15 newtons to the right.
a)
0 N Right
b)
0 N Left
c)
30 N Left
d)
30 N Right
63.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced
a)
12 N Right No
b)
4 N Left No
c)
12 N Right Yes
d)
4 N Left Yes
64.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger
b)
smaller
c)
equal
65.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
66.
The force that pulls things toward earth.
a)
Speed
b)
Gravity
67.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
68.
__________ is the sum of all forces acting on an object. It is capable of accelerating a mass.
a)
velocity
b)
gravity
c)
net force
d)
distance
69.
The pictures represents the molecules in a _________.
a)
Liquid
b)
Gas
c)
Plasma
d)
Solid
70.
These molecules represent a __________.
a)
Gas
b)
Liquid
c)
Solid
d)
None of the Above
71.
The fastest moving molecules can be found in a _____________.
a)
Solid
b)
Liquid
c)
Gas
d)
All of the above
72.
Molecules move from areas of ___________ concentration to areas of __________ concentration.
a)
high to low
b)
low to high
73.
Which liquid has the greatest density?
a)
lamp oil
b)
karo syrup
c)
water
d)
honey
74.
Which one is a place where you would NOT find plasma?
a)
lightening
b)
Northern Lights
c)
Neon signs
d)
moon
75.
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
76.
What is the formula to calculate speed?
a)
Speed = time/distance
b)
Speed = distance/time
c)
Speed = distance x time
d)
Speed = time x distance
77.
A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
78.
Alan travels 100km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
79.
Find speed when distance is 142 km and time is 2 hours.
a)
71km/hr
b)
52km/hr
c)
17km/hr
d)
90km/hr
80.
How far will a person go if they jog for 2 hours at a speed of 12 km/hr?
a)
6 km
b)
0.5 km
c)
10 km
d)
24 km
81.
If a car travels 400 m in 20 seconds, how fast is it going?
a)
0.05 m/s
b)
380 m/s
c)
420 m/s
d)
20 m/s
82.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity
d)
displacement
83.
The unit of acceleration is:
a)
m/s2
b)
m/s
c)
m.s2
d)
m/s3
84.
Acceleration only takes place when things speed up.
a)
True
b)
False
85.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
86.
A car accelerates from a standstill to 70 m/s in 10 seconds. What is the acceleration?
a)
0.7m/s2
b)
7m/s2
c)
14m/s2
d)
none of the above
87.
A train is accelerating at a rate of 2 m/s. If its initial velocity is 20 m/s, what is its velocity after 30 seconds?
a)
16.2m/s2
b)
5.4m/s2
c)
1.8m/s2
d)
0.6m/s2
88.
Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?
a)
10
b)
7
c)
8
d)
6
89.
How far an object has moved?
a)
displacement
b)
distance
c)
motion
d)
reference point
90.
1. Amy runs 2 miles south, then turns around and runs 3 miles north. What is displacement?
a)
5 miles
b)
1 miles
c)
2 miles
d)
3 miles
91.
Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?
a)
800
b)
400
c)
0
d)
200
92.
What is the definition of sublimation?
a)
a chemical process where a solid turns into a gas without going through a liquid stage
b)
the process of a liquid changing into a gas
93.
What is an example of sublimation?
a)
Ice cream melting
b)
Dry ice
94.
Matter changes state when...
a)
energy is added or removed
b)
energy is added
c)
energy is removed
d)
there is no energy
95.
What process is represented in the figure?
a)
deposition
b)
freezing
c)
sublimation
d)
vaporization
96.
The change in state of a liquid into a gas
a)
Evaporation
b)
Boiling
c)
Vaporization
d)
Sublimation
97.
The type of vaporization that only happens within the surface of the liquid.
a)
Evaporation
b)
Boiling
c)
Condensation
d)
Sublimation
98.
The steam from boiling water is a...
a)
Solid
b)
Liquid
c)
Gas
99.
The resistance of a liquid to flowing is its:
a)
viscocity
b)
pressure
c)
volume
d)
temperature
100.
The change from liquid to solid, or the reverse of melting, is called:
a)
freezing
b)
condensation
c)
boiling
d)
sublimation
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