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Unit 1 Review

Total questions: 131

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

Physics is about the nature of basic things such as ...

a)

birds, bees, ants, trees, whales, monkeys, dinosaurs

b)

motion, forces, energy, matter, heat, sound and light

c)

water, fire, earth, air

d)

metamorphic rock, sedimentary rock, igneous rock

2.

What are physical sciences.

a)

biology

b)

physics

c)

astronomy

d)

zoology

e)

botany

3.

Galileo Galilei is most famous for his invention of what?

a)

microscope

b)

microwave

c)

telescope

d)

radioscope

e)

internet

4.

What is the first step of the Scientific Method?

a)

Make an educated guess

b)

Design an experiment

c)

Recognize a problem

d)

Test an experiment

e)

Data Analysis

5.

What science discoveries were found accidentally?

a)

Kerosene

b)

Silly Putty

c)

Penicillin

d)

Velcro

e)

Pie

6.

How do you know if a hypothesis is scientific?

a)

The hypothesis is correct

b)

The hypothesis is wrong

c)

A test for correctness exists

d)

A test for wrongness exists

e)

The hypothesis sounds intelligent

7.

Which of these is a scientific hypothesis?

a)

Just do it.

b)

The best time to make decisions is when Mercury is in retrograde.

c)

The Earth is flat.

d)

Intelligent life exists on other planets in the universe.

e)

What goes up, must come down.

8.

Science is a way of ...

a)

Trying

b)

Knowing

c)

Doing

d)

Thinking

e)

Feeling

9.

Technology is a way of ...

a)

Feeling

b)

Thinking

c)

Understanding

d)

Knowing

e)

Doing

10.

Which of the following is MORE concerned with ORDER

a)

Life

b)

Religion/Philosophy

c)

Chaos

d)

Art

e)

Science

11.

Which of the following is MORE concerned with PURPOSE

a)

Life

b)

Religion/Philosophy

c)

Chaos

d)

Art

e)

Science

12.

Which of the following is MORE concerned with INTERACTION

a)

Life

b)

Religion/Philosophy

c)

Chaos

d)

Art

e)

Science

13.

The science that is basic to the other sciences is

a)

Physics

b)

Chemistry

c)

Biology

d)

Astronomy

e)

Zoology

14.

The language of science is

a)

Klingon

b)

nature

c)

common language

d)

mathematics

e)

English

15.

The classic scientific method, followed by Galileo and Bacon ...

a)

is the method guaranteed to lead to new scientific discoveries.

b)

is one of many ways that scientific discoveries are made.

c)

is today outmoded, and of little value.

d)

required extensive memorization of facts and formulas

e)

involved telescopes and pancetta.

16.

A "theory" in science is referred to as ...

a)

A guess that involves a bunch of facts.

b)

a vast synthesis of well-tested hypotheses and facts

c)

untested explanation of scientific phenomena

d)

a type of hypothesis.

e)

a collection of information tested repeatedly resulting in the different outcomes.

17.

For a hypothesis to be scientific, it must ...

a)

answer a question with a yes or no answer.

b)

be based on scientific theory.

c)

have a test for proving it right.

d)

have a test for proving it wrong.

e)

be in agreement with what we know is true.

18.

Technology is a ...

a)

body of scientific knowledge

b)

artificial intelligence

c)

tool of science

d)

form of science

e)

solution to all of humankind's problems

19.

Science differs from art and religion/philosophy because it ...

a)

has all of the answers to everything.

b)

describes the human experience.

c)

describes the source, purpose, and meaning of everything.

d)

is based on faith.

e)

discovers and records natural phenomena.

20.

Which of the following statements is true about progress today compared to with progress centuries ago is true? (Think 2000-5000 years ago.)

a)

Progress today is about the same as it was during the Roman time period.

b)

Progress today is faster than it was centuries ago.

c)

Progress today is slower than it was centuries ago.

d)

Progress today is going backwards to the way it was before the dinosaurs.

e)

There is no way to accurately determine if progress today differs from progress centuries ago.

21.

The domain of science is ...

a)

natural chaos

b)

natural order

c)

nature's purpose

d)

nature's demise

e)

human nature

22.

The domain of art is ...

a)

natural chaos

b)

natural order

c)

nature's purpose

d)

human experience

e)

human nature

23.

The domain of religion/philosophy is ...

a)

natural chaos

b)

natural order

c)

nature's purpose

d)

nature's demise

e)

human nature

24.

Art differs from science and religion/philosophy because it ...

a)

has all of the answers to everything.

b)

describes the human experience.

c)

describes the source, purpose, and meaning of everything.

d)

is based on faith.

e)

discovers and records natural phenomena.

25.

Religion/Philosophy differs from science and art because it ...

a)

has all of the answers to everything.

b)

describes the human experience.

c)

describes the source, purpose, and meaning of everything.

d)

is based on faith.

e)

discovers and records natural phenomena.

26.

I will earn an 80% or higher on my Unit 1 Assessment

a)

True

b)

False

c)

It is undecidedly so

d)

Absolutely going to rock the socks of my first exam

27.

How do you find a resultant vector from two or more vectors?

a)

Trapezoid Rule

b)

Rhombus Rule

c)

Parallelogram Rule

d)

Square Rule

e)

Parallel Axis Theorem

28.

Tip to Tail vector addition is another way to follow what rule for find resultant vectors?

a)

Square Rule

b)

Parallel Axis Theorem

c)

Trapezoid Rule

d)

Rhombus Rule

e)

Parallelogram Rule

29.

When you hold a rock in your hand at rest, the force on the rock ...

a)

are mainly due to gravity

b)

are mainly due to the upward push of your hand

c)

add to zero

d)

don't act unless the rock is dropped

e)

divide by zero

30.

Tweedle Dee and Tweedle Dum have combined weights of 1300 N. The tensions in the supporting ropes that support the scaffold they stand on add to 1700 N. The weight of the scaffold itself must be what?

a)

3000 N

b)

400 N

c)

500 N

d)

600 N

e)

300 N

31.

Harry gives his little sister a piggyback ride. Harry weighs 400 N and his little sister weighs 200 N. The normal force supplied by the floor must be

a)

200 N

b)

400 N

c)

600 N

d)

More than 600 N

e)

800 N

32.

When a desk is horizontally pushed across a floor at a steady speed in a straight-line direction, the amount of friction acting on the desk is

a)

less than the pushing force

b)

equal to the pushing force

c)

greater than the pushing force

d)

dependent on the speed of the sliding desk

e)

zero

33.

When Nellie hangs at rest by a pair of ropes, the tension in the ropes is

a)

always equal to her weight

b)

always equal to half her weight

c)

dependent on the angle of the ropes to the vertical

d)

twice her weight

e)

more than her weight

34.

When an object weighing 200 N is at rest on a horizontal flat surface, what is the normal force on the object?

a)

200 N downwards

b)

200 N upwards

c)

Zero

d)

Greater than 200 N

e)

Less than 200 N

35.

Static equilibrium means that an object is

a)

not moving

b)

has a net force greater than zero

c)

is "electrifying"

d)

has a net force less than zero

e)

is moving

36.

Dynamic equilibrium means that an object

a)

not moving

b)

is moving with a constant speed in a "wibbly-wobbly" path

c)

is moving

d)

has a net force greater than zero

e)

is moving with constant speed in a straight-line path

37.

What are the two forms of mechanical equilibriums we have discussed so far in class

a)

static

b)

electric

c)

dynamic

d)

dynamo

e)

thermodynamic

38.

An object under the influence of only one force ...

a)

cannot be in equilibrium

b)

can be in equilibrium

39.

When can an object be in equilibrium? (more than one choice here)

a)

when there is no force at all acting on the object

b)

when the net force is equal to zero

c)

when two or more forces combine to zero

d)

when the object is accelerating

e)

when the net force is not equal to zero

40.

What are some examples of normal forces? (More than one answer)

a)

Air Resistance

b)

Friction

c)

Electricity

d)

Magnestism

e)

Support Force

41.

How are static equilibrium and dynamic equilibrium the same?

a)

The net force on the object is zero

b)

The object is moving

c)

The object is not moving

d)

The net force on the object is not zero

e)

There are no forces acting on the object

42.

Dynamic equilibrium is different from static equilibrium because

a)

an object in dynamic equilibrium is moving

b)

an object in dynamic equilibrium is not moving

c)

an object in dynamic equilibrium is accelerating

d)

an object in dynamic equilibrium is not accelerating

e)

Dynamic and static equilibrium are the same

43.

Static equilibrium is different from dynamic equilibrium because

a)

an object in static equilibrium is moving

b)

an object in static equilibrium is not moving

c)

an object in static equilibrium is accelerating

d)

an object in static equilibrium is not accelerating

e)

Dynamic and static equilibrium are the same

44.

The sum of two or more vectors is called a

a)

hypotenuse

b)

resultant

c)

consultant

d)

tip to tail

e)

result

45.

Parallel vectors with the same direction

a)

add together

b)

subtract from eachother

c)

are best friends

d)

multiply together

e)

form a parallelogram

46.

Parallel vectors with the opposite directions

a)

add together

b)

subtract from eachother

c)

are best friends

d)

multiply together

e)

form a parallelogram

47.

What is needed to change an object's motion?

a)

a push

b)

a pull

c)

a force

d)

momentum

e)

inertia

48.

A force is a

a)

push or pull

b)

magic

c)

anomaly

d)

midichlorians

49.

The scientific unit for force is the

a)

kilogram

b)

Newton

c)

Pascal

d)

Galileo

e)

Pound

50.

A "stretching force" is called

a)

tigger

b)

pension

c)

tension

d)

dynamic

e)

static

51.

A vector quantity has

a)

magnitude only

b)

direction only

c)

both magnitude and direction

d)

neither magnitude or direction

e)

a plan to steal the moon

52.

A scalar quantity has

a)

magnitude only

b)

direction only

c)

both magnitude and direction

d)

neither magnitude or direction

53.

When an object is not moving it is said to be in what state of equilibrium?

a)

zen moment

b)

mechanical equilibrium

c)

at peace

d)

equilibrium rule

e)

thermodynamic equilibrium

54.

What is the equilibrium rule expressed mathematically?

a)

ΣF=0\Sigma F=0  

b)

∑xyF=ma\sum_x^yF=ma  

c)

∑xyF=0\sum_x^yF=0  

d)

ΣF=ma\Sigma F=ma  

e)

ΨF=0\Psi F=0  

55.

The support force is often referred to as the

a)

opposition force

b)

normal force

c)

tangent force

d)

inverse force

e)

abnormal force

56.

What is the net force on a bathroom scale when a 400 pound gorilla stands on it?

a)

400 pounds

b)

unknown because the gorilla can't stand still

c)

0

d)

-400 pounds

e)

400 pounds plus the weight of the scale

57.

How can you change an objects state of motion?

a)

apply a net force that is greater or less than zero

b)

invert the force

c)

use the Force through connection with midichlorians

d)

switch the forces

e)

ΣF=0\Sigma F=0  

58.

What is this mathematical formula often referred to as? ΣF=ma\Sigma F=ma  

a)

Newton's Second Law of Motion

b)

Newton's First Law of Motion

c)

Newton's Third Law of Motion

d)

The Move it Move it Law of Motion

e)

Newton's Universal Law of Gravitation

59.

The scientific unit for mass is the

a)

kilogram

b)

Newton

c)

Pound

d)

Weight

e)

Liter

60.

What can cause a change in motion of an object?

a)

magic

b)

forces

c)

momentum

d)

inertia

61.

Aristotle divided motion into two categories. What were those categories?

a)

natural motion

b)

violent motion

c)

unnatural motion

d)

peaceful motion

e)

fluid motion

62.

Copernicus came up with the idea that

a)

The Earth is the center of the universe and everything revolves around it

b)

The Earth and other planets in our solar system revolve around the Sun

63.

The name given to the force that acts between materials that touch as they move past each other is called what?

a)

Fiction

b)

Friction

c)

Diction

d)

Heat

e)

Normal

64.

What did Galileo experiment with to test his theories about friction?

a)

balls

b)

inclined ramps

c)

flat surfaces

d)

curved ramps

e)

dice

65.

The property of a body to resist changes to its state of motion is called

a)

gusto

b)

inertia

c)

momentum

d)

equilibrium

e)

static

66.

Every object continues in a state of rest, or of uniform speed in a straight line, unless acted upon by an outside force is what law of motion?

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

Law of Conservation of Inertia

e)

Law of Conservation of Momentum

67.

Every object continues in a state of rest, or of uniform speed in a straight line, unless acted upon by an outside force is what law of motion?

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

Law of Conservation of Force

e)

Law of Conservation of Momentum

68.

The Law of Inertia is often referring to which law?

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

Law of the Conservation of Momentum

69.

The more mass an object has the ______ its inertia

a)

less

b)

greater

70.

_______ is a measure of the inertia of an object.

a)

weight

b)

mass

c)

size

d)

volume

e)

surface area

71.

Mass is often confused with what other quantity in Physics

a)

Weight

b)

Force

c)

kilograms

d)

Newtons

e)

Pounds

72.

The amount of material in an object is the definition of

a)

Mass

b)

Weight

c)

Volume

d)

Space

e)

Time

73.

______ is a property within an object or body

a)

Time

b)

Gravity

c)

Force

d)

Weight

e)

Mass

74.

_______ is an outside force on the body or object

a)

Time

b)

Gravity

c)

Force

d)

Weight

e)

Mass

75.

The _______ of an object does not change regardless of the objects location.

a)

Weight

b)

Mass

c)

Gravity

d)

Force

e)

Heat

76.

_______ is the force of gravity on an object. (Loose definition)

a)

Force

b)

Gravitational field

c)

Weight

d)

Mass

e)

Gravity

77.

The International System of Units uses what unit for the measurement of force?

a)

Pound

b)

Newton

c)

Kilogram

d)

Force

e)

Ton

78.

The International System of Units uses what unit for the measurement of mass?

a)

Newton

b)

Kilogram

c)

Pound

d)

Force

e)

Ton

79.

What is the relationship between mass and inertia? (Two answer choices are incorrect)

a)

Inertia is a property of mass

b)

inertia is a measure of the weight, that an object exhibits in response to any effort made to change its state of emotion

c)

mass is a measure of the inertia, that an object exhibits in response to any effort made to change its state of motion

d)

You cannot have inertia without having mass

e)

Mass is a property of inertia

80.

Two thousand years ago, people thought that the Earth did not move. One major reason for this thinking was that ...

a)

no force was large enough to move the Earth

b)

Earth's motion would be unnatural

c)

Earth was near the center of the universe

d)

Earth moved in a perfect circle

81.

According to Aristotle and his followers over the centuries, Earth was at the center of the universe. The first European to effectively challenge this notion was ...

a)

Copernicus

b)

Galileo

c)

Newton

d)

Einstein

82.

Galileo's conclusions about motion helped advance science because they were based on what?

a)

experiments rather than philosophical discussions

b)

philosophical discussions rather than experiments

c)

nonmathematical thinking

d)

Aristotle's theories of motion

83.

If gravity between the sun and Earth suddenly vanishing, the earth would continue moving in a(n) ...

a)

curved path

b)

curved elliptical orbit around the Sun

c)

straight-line path

d)

outward spiral path

e)

inward spiral path

84.

To say that 1 kg of matter weighs 10 N is to say that 1 kg of matter

a)

will weigh 10 N everywhere

b)

has ten times less volume than 10kg of matter

c)

has ten times more inertia than 10 kg of matter

d)

is attracted to Earth with 10 N of force

85.

The Earth moves at about 30 km/s relative to the Sun. But when you jump upward in front of a wall, the wall doesn't slam into you 30 km/s. A good explanation for why it doesn't is that ...

a)

the Sun's influence on your is negligible

b)

the air in the room is also moving

c)

both you and the wall are moving at the same speed, before, during and after your jump

d)

the inertia of you and the wall is negligible compared with that of the Sun

86.

Another commonly mistaken quantity that gets confused with mass is what?

a)

area

b)

volume

c)

inertia

d)

speed

e)

momentum

87.

In the same location, twice the mass of an object weighs _____ as much.

a)

twice

b)

half

c)

exactly the same

d)

four times

e)

ten times

88.

Weighing the same mass in different locations on Earth will give ______ results

a)

same

b)

different

c)

no

89.

Which has a larger mass, 10 kg of feathers or 10 kg of bricks?

a)

feathers

b)

bricks

c)

neither, they are the same

90.

Following Galileo's leaning tower experiments, what did we learn?

a)

objects with different masses fall at different rates

b)

objects with different masses fall at the same rate

c)

objects with the same masses fall at different rates

d)

objects with the same masses fall at the same rate

91.

You can describe the motion of an object by its what? (Select all that apply)

a)

position

b)

speed

c)

direction

d)

acceleration

e)

inertia

92.

The word "relative" when used to describe the motion of an object is referring to what?

a)

a frame a reference

b)

a family member

c)

the position of the object

d)

the position of the system

e)

a frame of reference between an object and another object

93.

How can you tell if an object is moving?

a)

An object is moving if its position relative to a fixed point is unchanging

b)

An object is moving if its position relative to a fixed point is changing

c)

An object isn't moving if its position relative to a fixed point is changing.

d)

You can see it move.

94.

Speed is calculated by doing what?

a)

multiplying mass by acceleration

b)

multiplying mass by velocity

c)

multiplying distance by time

d)

dividing distance by time

e)

dividing mass by velocity

95.

Which person of scientific significance was credited with being the first to measure speed?

a)

Buzz Lightyear

b)

Newton

c)

Einstein

d)

Copernicus

e)

Galileo

96.

What unit is primarily used to describe speed in this class?

a)

velociraptors per second

b)

miles per hour

c)

kilometers per hour

d)

meters per second

e)

light-years per century

97.

The speed of an object measured at a particular instance in time is called what?

a)

average speed

b)

instant speed

c)

instance speed

d)

instantaneous speed

e)

speed

98.

What type of speed do the numbers on a car's speedometer tell the driver?

a)

average speed

b)

average velocity

c)

instant speed

d)

instantaneous speed

e)

instance speed

99.

The average speed of an object is calculated by using what method?

a)

distance divided by time

b)

distance multiplied by time

c)

total distance traveled divided by total time taken

d)

total distance traveled multiplied by total time taken

e)

acceleration divided by time

100.

How fast an object moves is called what?

a)

speed

b)

velocity

c)

acceleration

d)

momentum

e)

inertia

101.

How fast and in what direction an objects moves is called what?

a)

speed

b)

velocity

c)

acceleration

d)

momentum

e)

inertia

102.

Velocity is what?

a)

speed in a given direction

b)

speed

c)

directed speed

d)

acceleration

e)

distance divided by time

103.

Speed is what type of quantity

a)

vector

b)

scalar

104.

Velocity is what type of quantity?

a)

scalar

b)

vector

105.

What is the main difference between constant speed and constant velocity?

a)

the velocity

b)

the speed

c)

The direction

d)

The acceleration

e)

the rate of travel

106.

Constant speed and constant velocity are the same?

a)

True

b)

False

107.

Acceleration is defined by what?

a)

the change in distance divided by the time

b)

the change in velocity multiplied by the time

c)

the change in velocity divided by the time

d)

the change in distance multiplied by the time

e)

The velocity divided by the distance

108.

True or False: The term acceleration only applies to increases in speed.

a)

True

b)

False

109.

Acceleration is the rate of change in

a)

velocity

b)

speed

c)

inertia

d)

momentum

e)

time

110.

Acceleration is what type of quantity?

a)

scalar

b)

vector

c)

linear

d)

curved

e)

changing

111.

When the direction of the object is unchanging, the acceleration may be expressed as the rate at which what quantity changes?

a)

velocity

b)

direction

c)

speed

d)

time

e)

momentum

112.

How do you calculate acceleration?

a)

change in velocity divided by change in time

b)

change in time divided by change in velocity

c)

none of these options are correct

d)

change in position divided by change in time

e)

change in time divided by change in position

113.

What are the requirements for an object to be in "free fall"?

a)

no air resistance

b)

air resistance is present

c)

the net force on the object is equal to zero

d)

gravitational acceleration is the only force acting on the object

e)

more than one force is acting on the object

114.

What is the average acceleration due to gravity on earth?

a)

10 m/s^2

b)

9.81 m/s^2

c)

16 feet/s^2

d)

4.89 m/s^2

e)

None of these answers are correct

115.

v = g*t represents what for a free falling object?

a)

velocity

b)

average velocity

c)

instantaneous velocity

d)

speed

116.

If an object is thrown straight up, at the highest point the object reaches what do we know at that point?

a)

its instantaneous velocity is zero

b)

its average velocity is zero

c)

its average speed is zero

d)

none of these answers are known quantities at the vertex of the objects trajectory

117.

d=12gt2d=\frac{1}{2}gt^2  This is the equation that calculates what for a free falling object?

a)

distance fallen

b)

displacement from origin

c)

direction

d)

scalar

e)

vector

118.

On a speed versus time graph, what does the slope of the line tell you?

a)

acceleration

b)

velocity

c)

speed

d)

distance travelled

e)

displacement

119.

A curved line is

a)

linear

b)

nonlinear

c)

parabolic

d)

wibbly-wobbly

e)

cubed

120.

Slope is defined as

a)

RISE/RUN

b)

distance travelled in x over distance travelled in y

c)

displacement in y divided by displacement in x

d)

speed over time

e)

velocity over time

121.

Another name for slope is

a)

rate of change

b)

rate of velocity

c)

rate of exchange

d)

change of rate

122.

What does v represent?

a)

Velocity or speed

b)

Distance or displacement

c)

Time

d)

Acceleration

123.

What does t represent?

a)

Velocity or speed

b)

Distance or displacement

c)

Time

d)

Acceleration

124.

What does a represent?

a)

Velocity or speed

b)

Distance or displacement

c)

Time

d)

Acceleration

125.

What is measured in ms-2?

a)

Time

b)

Acceleration

c)

Speed/velocity

d)

Distance

126.

What is the unit of acceleration?

a)

Joule

b)

Newton

c)

m/s

d)

m/s^2

127.
How do you calculate average speed?
a)
divide total time by total distance
b)
multiply total time by total distance
c)
divide total distance by total time
d)
subtract total time from total distance
128.
Acceleration only takes place when things speed up. 
a)
True
b)
False
129.
The SI unit for length or distance is
a)
foot (ft)
b)
inch (in)
c)
mile (mi)
d)
meter (m)
130.
The speedometer on your car tells you
a)
average velocity
b)
instantaneous velocity
c)
average speed
d)
instantaneous speed
131.

What is the value acceleration due to gravity on earth that we use in this class for all calculation purposes?

a)

10 m/s^2

b)

9.81 m/s^2

c)

16 feet/s^2

d)

4.89 m/s^2

e)

None of these answers are correct

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