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Physical Science Mid-Term Study Guide

Total questions: 40

Worksheet time: 25mins

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.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
3.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
b)
data
c)
variables
d)
hypothesis
4.
If I ride my bike to school instead of walking, then I will get to school faster. What is the dependent variable?
a)
True
b)
How fast you get to school
c)
Riding a bike or walking
d)
False
5.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
6.
This variable in an experiment is the one being deliberately changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
7.
What is the amount of space an object takes up?
a)
mass
b)
density
c)
volume
d)
length
8.

A group of people that share similar values and beliefs form a ______.

a)

class

b)

society

c)

community

d)

neighborhood

9.

A standard for comparison that is used in an experiment is a(n) ______.

a)

Control

b)

Constant

c)

Standard

d)

Analysis

10.

This bar graph shows favorite video games in AJ's class. Which is the most popular game?

a)

xbox

b)

gameboy

c)

playstation

d)

nintendo

11.
How many more Rose flowers are there than Lily?
a)
3
b)
4
c)
9
12.

Another term for applied science is ______.

a)

experiment

b)

control

c)

technology

d)

observation

13.

Graph used to show the change of one piece of information as it relates to another change._______________

a)

line graph

b)

bar graph

c)

pie graph

14.

graph used to compare amounts _____________________

a)

bar

b)

line

c)

pie

15.

Graph used to show parts of a whole. _____________________________

a)

pie

b)

bar

c)

line

16.

20.0 m = ____________ km

a)

2.0 kn

b)

20 km

c)

002 km

d)

.02 km

17.

12,000 mg = ____________ g

a)

12 g

b)

1.2 g

c)

120.0 g

d)

12000.0 g

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 train travels 25 km in .5 hrs. How fast is the train going?
a)
25 miles/hr
b)
5 miles/hr
c)
125 km/hr
d)
50 km/hr
20.

Time =

a)

speed x distance

b)

distance / speed

c)

speed x time

21.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity 
d)
displacement 
22.
The unit of acceleration is:
a)
m/s2
b)
m/s
c)
m.s2
d)
m/s3
23.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
24.
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.
25.
Any time the forces are unbalanced, an object will remain at rest. True or false?
a)
true
b)
false
26.
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
27.
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
28.
When air rushes out of a balloon and it moves upward. This is an example of which Law of Motion. 
a)
Newton's First Law 
b)
Newton's Second Law 
c)
Newton's Third Law 
29.
This person bought coffee and put it on the seat next to them. If they stopped quickly and the coffee spilled which law would that represent?
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
30.
When you step on a Lego. You push on the Lego and the Lego pushes back on you.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
31.

who made newtons law?

a)

Issac sir newton

b)

Thomas Eddison

c)

George Washington

32.

an object at rest stays at rest until..

a)

another force is acted on it

b)

its mass goes

c)

it weighs enough

33.

what is netforce?

a)

all the forces acting on an object

b)

one certain force that changes the object

c)

.

34.

What is Newton's second law?

a)

an object at rest will remain at rest and an object in motion will remain in motion unless it is acted on by an unbalanced force.

b)

the acceleration of an object equals the net force acting on the object divided by the object’s mass.

c)

every action has an equal and opposite reaction. This means that forces always act in pairs

35.

What is Newton's third law?

a)

an object at rest will remain at rest and an object in motion will remain in motion unless it is acted on by an unbalanced force.

b)

the acceleration of an object equals the net force acting on the object divided by the object’s mass.

c)

every action has an equal and opposite reaction. This means that forces always act in pairs

36.

The tendency of an object to resist a change in its motion

a)

Mass

b)

Weight

c)

Inertia

d)

Me on a couch watching Netflix

37.

The force of attraction between all matter.

a)

inertia

b)

net force

c)

friction

d)

gravity

38.

What unit do we measure force in

a)

Newtons

b)

Joules

c)

Force

d)

Jedi

39.
______is a force that resists motion between two surfaces that are in contact.
a)
Inertia
b)
Friction
c)
acceleration
d)
resistance
40.
Forces that cancel each other are called __________ forces
a)
inactivated
b)
balanced
c)
null
d)
neutral