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WorksheetsPart A Final Exam Quizizz
Total questions: 50
Worksheet time: 58mins
Name
Class
Date
1.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
2.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
3.
A testable explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
4.
This variable in an experiment is the one being changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
5.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
6.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
7.
Dependent variable means
a)
the scientist controls what to test
b)
educated guess
c)
ask a question
d)
what is being measured
8.
What is the definition of "weight"?
a)
the force in which gravity pulls on an object
b)
the time it takes to get on a ride
c)
the amount of matter in an object
d)
the size of an object
9.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
10.
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.
11.
Which way is the box moving?
a)
to the right
b)
to the left
c)
going up
d)
going down
12.
the tendency of an object to resist a change in its motion
a)
acceleration
b)
inertia
c)
mass
d)
frame of reference
13.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction
14.
Because of inertia, a resting object will remain at ________.
a)
rest
b)
a constant speed
c)
school
d)
inertia
15.
Because of inertia, a moving object will keep ________.
a)
at rest
b)
moving
c)
in one spot
d)
inertia
16.
What kind(s) of objects have inertia?
a)
all objects with mass
b)
only objects at rest
c)
only objects in motion
d)
only objects whose motion is being changed
17.
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
18.
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
19.
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
20.
What is the average speed of the person during the first 5 seconds?
a)
0 m/s
b)
1 m/s
c)
3 m/s
d)
6 m/s
21.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
22.
While a car travels around a circular track at a constant speed, its
a)
velocity is zero.
b)
acceleration is zero.
c)
neither are zero
d)
both are zero
23.
A cart maintains a constant velocity of 100 m/s for 10 seconds. During this interval its acceleration is
a)
10 m/s/s
b)
1 m/s/s
c)
0 m/s/s
d)
none are correct
24.
When a ball increases in speed by the same amount each second, its acceleration
a)
is constant
b)
varies
c)
decreases each second
d)
increases each second
25.
The Law of Conservation of Energy states:
a)
Energy can created or destroyed but not transformed
b)
Energy cannot be created or destroyed, it can only transformed
c)
Energy can't be created, destroyed or transformed
26.
Which energy transformation below matches?
Green plants?
Green plants?
a)
chemical to mechanical
b)
chemical to heat
c)
solar to chemical
27.
Which energy transformation below matches?
Animals eating food?
Animals eating food?
a)
electrical to potential
b)
chemical to kinetic
c)
potential to chemical
28.
Potential or kinetic?
Stretched bow and arrow?
Stretched bow and arrow?
a)
kinetic
b)
potential
29.
Potential or kinetic?
Running?
Running?
a)
potential
b)
kinetic
30.
Which is an example of conduction?
a)
Steam is rising from a cup of hot coffee.
b)
A hot biscuit is warming the plate it is on.
c)
The sun is shining through a window and warming a table.
d)
Grilling a hot dog over a campfire.
31.
You are stirring your hot chocolate with a metal spoon, and notices that the spoon is getting hot. This is most likely caused by which type of heat?
a)
conduction
b)
convection
c)
radiation
d)
insulation
32.
Which is the best choice for the handle of a frying pan?
a)
Metal, because it conducts heat.
b)
Wood, because it conducts heat.
c)
Metal, because it does not conduct
heat.
d)
Wood, because it does not conduct
heat.
33.
Which is an example of radiation?
a)
boiling a pot of noodles for dinner
b)
getting hot from lying in the sun
c)
feeling warm while taking a hot
shower
d)
burning yourself after touching a
hot plate
34.
Which substance will conduct the least amount of heat?
a)
glass
b)
plastic
c)
aluminum
d)
copper
35.
Which best describes heat transfer by radiation?
a)
a slice of bacon frying in a pan
b)
a pot on a stove boiling water
c)
a camp fire warming hands
d)
a hot air balloon
36.
Why does an ice cube melt when dropped into hot liquid?
a)
The liquid absorbs heat from the
ice.
b)
Heat from the liquid transfers to
the ice.
c)
Heat from the ice transfers to the
liquid.
d)
Cold from the ice transfers into the liquid.
37.
Which is an example of convection?
a)
the heat coming from a campfire
b)
a spoon in a bowl of soup becoming
warmer
c)
warmer water at the surface of a
swimming pool
d)
a hamburger being warmed by a campfire
38.
Why are metals useful for making electrical wire?
a)
Metals do not bend.
b)
Metals hold much heat.
c)
Metals are insulators.
d)
Metals are conductors.
39.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Copper
d)
Glass
40.
1. A book weighing 1.0 newton is lifted 2 meters. How much work was done?
a)
2 J
b)
0.5 J
41.
A force of 15 newtons is used to push a box along the floor a distance of 3 meters. How much work was done?
a)
3 J
b)
45 J
42.
An inclined plane wrapped around a rod forms this simple machine
a)
lever
b)
pulley
c)
screw
d)
wedge
43.
The transfer of energy that occurs when a force makes an object move is known as
a)
effort
b)
potential
c)
kinetic
d)
work
44.
The change of position over time is called
a)
position
b)
motion
c)
speed
d)
location
45.
The measure of how quickly something moves or the distance it moves in a given amount of time is called
a)
motion
b)
position
c)
speed
d)
location
46.
A wheelchair racer completes a 100 meter course in 20 seconds. What is his speed?
d= 100 m
t= 20 s
d= 100 m
t= 20 s
a)
10 m/s
b)
5 m/s
c)
2 m/s
d)
0 m/s
47.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
48.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
49.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
50.
What is the net force on the block? (click on the words to view the picture)
a)
5 Newtons up
b)
5 Newtons down
c)
15 Newtons up
d)
15 Newtons down
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