Quiz about P.S. Final

Question 1

Which of these particles has a positive charge?

Accepted Answer

B.  Proton

Answer

A.  Atom

Answer

C.  neutron

Answer

D.  electron

Question 2

Which of the following is/are found in the nucleus of an atom?

Accepted Answer

C.  protons & neutrons

Answer

A.  neutrons only

Answer

B.  Electrons

Answer

D.  protons only

Question 3

Particles that move around the nucleus of an atom.

Accepted Answer

C.  electrons

Answer

A.  Charges

Answer

B.  Neutrons

Answer

D.  Protons

Question 4

What information in the periodic table indicates the number of protons in an atom?

Accepted Answer

C.  its atomic number

Answer

A.  its group number

Answer

B.  its period number

Answer

D.  its atomic mass

Question 5

Of the states of matter which has no definite shape and no definite volume?

Accepted Answer

B.  Gas

Answer

A.  Solid

Answer

C.  Liquid

Answer

D.  Ice

Question 6

When heat is transferred to a solid what happens?

Accepted Answer

A. it melts

Answer

B.  it vaporizes

Answer

C. it freezes

Answer

D.  it condenses

Question 7

A measure of how hot or cold something is; a measure of the average kinetic energy of the particles in an object.

Accepted Answer

B.  Temperature

Answer

A.  heat energy

Answer

C. potential energy

Answer

D.  thermal energy

Question 8

What type of energy is possessed by an object that is in motion?

Accepted Answer

A.  Kinetic

Answer

B.  Frictional

Answer

C.  potential

Answer

D.  Inertia

Question 9

The type of energy that is stored and held in readiness?

Accepted Answer

A.  potential

Answer

B.  Frictional

Answer

C.  mechanical

Answer

D.  Kinetic

Question 10

Which of the following has more kinetic energy?

Accepted Answer

A. a school bus traveling 50mph

Answer

B. a small car traveling 50mph

Answer

C. a greyhound (the dog) traveling 50mph

Answer

D. a fly traveling 50mph

Question 11

What is required to start an object moving or to stop its motion?

Accepted Answer

A.  unbalanced force

Answer

B.  Velocity

Answer

C.  Inertia

Answer

D.  balanced force

Question 12

What is the standard unit used to measure force?

Accepted Answer

B.  Newton

Answer

A.  meter

Answer

C. New force

Answer

D.  m/s

Question 13

Which of the following has more kinetic energy?

Accepted Answer

A. a school bus traveling 50mph

Answer

B. a small car traveling 50mph

Answer

C. a greyhound (the dog) traveling 50mph

Answer

D. a fly traveling 50mph

Question 14

If a piece of bread is heated in a toaster which type of energy conversion is taking place?

Accepted Answer

B. mechanical energy to electrical energy to thermal energy

Answer

A. chemical energy to electrical energy to sound energy

Answer

C. sound energy to thermal energy to electrical energy

Answer

D. thermal energy to mechanical energy to chemical energy

Question 15

If a bowling ball and a golf ball are both dropped from the same height (assume no air resistance) which will hit the ground first?

Accepted Answer

D.  both hit at same time

Answer

A.  bowling ball

Answer

B.  golf ball

Answer

C.  depends on mass

Question 16

Kinetic Energy is affected by the following 2 factors:

Accepted Answer

a. velocity and mass

Answer

b. weight and height

Answer

c. height and mass

Answer

d. mass and weight

Question 17

A series of steps used by scientists to solve a problem or answer a question.

Accepted Answer

scientific method

Answer

recipe

Answer

data collection

Answer

metric system

Question 18

This variable in an experiment is the one being changed by the scientist.

Accepted Answer

independent variable

Answer

dependent variable

Answer

data

Answer

control group

Question 19

Dependent variable means

Accepted Answer

what is being measured

Answer

the scientist controls what to test

Answer

educated guess

Answer

ask a question

Question 20

Which unit is NOT used in the metric system?

Accepted Answer

Pound

Answer

Meter

Answer

Gram

Answer

Liter

Question 21

What does mass measure?

Accepted Answer

the amount of stuff or matter in an object

Answer

the gravitational pull on an object

Answer

the amount of space something takes up

Answer

measure of how hot or cold something is

Question 22

What does volume measure?

Accepted Answer

the amount of space something takes up

Answer

the amount of stuff or matter in an object

Answer

the gravitational pull on an object

Answer

the measure of how hot or cold something is

Question 23

What is this tool to measure mass?

Accepted Answer

triple beam balance

Answer

thermometer

Answer

ruler

Answer

graduate cylinder

Question 24

Electron Cloud

Accepted Answer

The area around an atom's nucleus where electrons are most likely to be found.

Answer

Building blocks of elements.

Answer

Unit of mass used to express atomic and molecular weights.

Answer

Particle of matter that defines a chemical element.

Question 25

Potential energy is energy of position and is also sometimes called ______________ energy.

Accepted Answer

stored

Answer

chemical

Answer

radiant

Answer

elastic

Question 26

Objects with a higher temperature have particles that are vibrating _______.

Accepted Answer

faster

Answer

slower

Question 27

The faster an object moves, the ________ kinetic energy it has.

Accepted Answer

more

Answer

less

Answer

none of the above

Answer

all of the above

Question 28

What is the correct unit for distance?

Accepted Answer

m or km

Answer

d or kd

Answer

s

Answer

N

Question 29

What is the correct unit for velocity?

Accepted Answer

m/s

Answer

m/s2

Answer

mi/hr

Answer

d/t

Question 30

What is the correct unit for acceleration in kinematics?

Accepted Answer

m/s2

Answer

m/s

Answer

m/min2

Answer

m/s/t

Question 31

What is the formula to calculate speed?

Accepted Answer

S = d/t

Answer

S = t/d

Answer

S = d x t

Answer

S = t x d

Question 32

What is velocity?

Accepted Answer

speed in a specific direction

Answer

the quickness of an object

Answer

the location of an object

Answer

acceleration

Question 33

A change in velocity over time is known as:

Accepted Answer

acceleration

Answer

constant speed

Answer

average speed

Answer

displacement

Question 34

Who wins the tug of war in this picture?

Accepted Answer

The person on the left will win

Answer

The people on the right will win

Question 35

What is the unit used when measuring force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Meter

Answer

Pounds

Question 36

A ____________ is a push or a pull on an object.

Accepted Answer

force

Answer

friction

Answer

magnet

Answer

gravity

Question 37

Are the forces in the picture:

Accepted Answer

Unbalanced

Answer

Balanced

Question 38

The sum of all forces acting on an object.

Accepted Answer

Net Force

Answer

Contact Force

Answer

Balanced Force

Answer

Unbalanced Force

Question 39

Which of Newton's laws states that an object in motion tends to stay in motion and an object at rest tends to stay at rest until acted on by an unbalanced force?

Accepted Answer

1st

Answer

2nd

Answer

3rd

Answer

4th

Question 40

If you are pushing a 1200 kg car with an acceleration of 0.5 m/s² , what is the force you have applied to the car?

Accepted Answer

600

Answer

2400

Answer

4.16

Answer

60

Question 41

If I ride my bike to school instead of walking, then I will get to school faster. What is the dependent variable?

Accepted Answer

How fast you get to school

Answer

True

Answer

Riding a bike or walking

Answer

False

Question 42

The Law of Conservation of Mass tells us matter can't  ______________.

Accepted Answer

be created or destroyed

Answer

change color

Answer

change state of matter

Answer

change temperature

Question 43

The atomic number tells you what?

Accepted Answer

number of protons

Answer

number of electrons

Answer

number of neutrons

Answer

both electrons and protons in an atom.

Question 44

The atoms along the staircase are called

Accepted Answer

metalloids

Answer

metals

Answer

nonmetals

Answer

noble gases

Question 45

Elements which are shiny, conduct electricity and heat are called

Accepted Answer

metal

Answer

nonmetal

Answer

metalloid

Answer

nonexistent

Question 46

How many atoms of carbon (C) are in C₆H₁₂O₆?

Accepted Answer

6

Answer

3

Answer

12

Answer

24

Question 47

A solution with a pH of 8.6 would be...

Accepted Answer

Base

Answer

Acid

Answer

Neutral

Answer

Acid and Base

Question 48

You walk 10 meters to math class in 20 seconds. Your average speed is

Accepted Answer

0.5 m/s

Answer

2 m/s

Answer

200 m/s

Answer

5 m/s

Question 49

At which point is potential energy greatest?

Accepted Answer

W

Answer

X

Answer

Y

Answer

Z

Question 50

Which of the following represents an element?

Accepted Answer

Ag

Answer

H2O

Answer

NaCl

Answer

CaCO3

Question 51

An atom has an atomic number of 30 and a mass number of 65. How many neutrons are in the atom?

Accepted Answer

35

Answer

30

Answer

65

Answer

95

Question 52

At which point is kinetic energy greatest?

Accepted Answer

X

Answer

W

Answer

Y

Answer

Z

Question 53

At which point is potential energy greatest?

Accepted Answer

W

Answer

X

Answer

Y

Answer

Z

Question 54

Which 2 letters have the most kinetic energy

Accepted Answer

X & Z

Answer

W & Y

P.S. Final

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