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Physics Final

Total questions: 115

Worksheet time: 3hrs 31mins

Name
Class
Date
1.

What causes objects to change, move or do work?

a)

Chemicals

b)

Falling objects

c)

Heat

d)

Energy

2.

If something is moving, what kind of energy does it have?

a)

Gravitational Potential

b)

Kinetic

c)

Chemical Potential

d)

Thermal

3.

If an object is sitting still in a position above the ground it has

a)

Kinetic energy

b)

Chemical potential Energy

c)

Gravitational potential energy

d)

Thermal energy

4.

What is the difference between an energy transformation and an energy transfer?

a)

The energy type changes in a transformation.

b)

The energy type doesn't change in a transformation.

c)

The energy type changes in a transfer.

d)

They are the same.

5.

Recording marble speeds on roller coaster ramps with photogates proved that the most kinetic energy is at the bottom of the tallest hill.

a)

True

b)

False

6.

If you dropped a can on a piece of clay, at which height would it have the least amount of gravitational potential energy?

a)

25 cm

b)

50 cm

c)

75 cm

d)

100 cm

7.

A cheetah can run briefly with a speed of 31 m/s. Suppose a cheetah with a mass of 47 kg runs at this speed. What is the cheetah’s kinetic energy?

a)

1457 J

b)

728.5 J

c)

45,167 J

d)

22,583.5 J

8.

A ping pong ball has a mass of about 2.45 g. Suppose that ball is hit across the table with a speed of about 4.0 m/s. What is its kinetic energy?

a)

19.6 J

b)

0.0196 J

c)

4.9 J

d)

0.0049 J

9.

Also known as heat energy

a)

thermal

b)

thermos

c)

electrical

d)

electricity

10.

energy is produced by the movement of charged particles

a)

energy

b)

radiant

c)

light

d)

electrical

11.

Energy that moves by electromagnetic waves

a)

thermal

b)

kinetic

c)

radiant

d)

mechanical

12.

What type of energy?

a)

electric

b)

mechanical

c)

thermal

d)

radiant

13.
Fuels formed from decaying remains of plants and animals that lived millions of years ago
a)
conservation
b)
hydroelectric power
c)
nonrenewable resources
d)
fossil fuels
14.
Uranium (nuclear energy) is a 
a)
Nonrenewable energy source
b)
Renewable energy source
15.
Which of the following is a disadvantage of using fossil fuels. 
a)
They are very expensive
b)
Fossil fuels are easy to get
c)
They release Carbon Dioxide (CO2) in the air
d)
They will never run out
16.
Which of the following is a disadvantage of solar energy?
a)
It only works near volcanoes.
b)
It works only during windy days.
c)
It is costly to buy the panels.
d)
The sun generates too much energy.
17.
When energy is generated from the burning of wood or other organic matter, we call it_______.
a)
Solar Energy
b)
Biomass Energy
c)
GeoThermal Energy
d)
Tidal Energy
18.
Windpower is an advantageous source of renewable energy because . . .
a)
it doesn't create greenhouse gases
b)
it is inexpensive to build the wind farms
c)
wind is available everywhere in the world
d)
wind energy provides about 2% of Denmark's power
19.
Geothermal energy . . .
a)
can only use heated water once
b)
can run out in the future
c)
is created from water heated from the Earth's interior
d)
plants are normally built anywhere
20.
These are examples of a Fossil fuel - fuels produced by deposits of ancient plants and animals 
a)
wind,solar,geothermal
b)
oil,coal,natural gas
c)
wind,biofuels,geothermal
21.
What type of renewable energy am I? Force of falling water turns giant turbines to create electricity and found inside of dams.
a)
geothermal 
b)
biofuels
c)
hydroelectric
d)
solar
22.

Generated when photovoltaic cell convert heat from sun into electricity.

a)

wind power

b)

hydroelectric power

c)

ethanol

d)

solar energy

23.

Sally is researching the differences that exist in each layer of the Earth. Which of the following best describes Earth's crust?

a)

Solid, rocky

b)

Liquid, metallic

c)

Semisolid, convecting

d)

Dense, extremely hot

24.

Which of the following is true regarding the composition of the lithosphere?

a)

The lithosphere is mostly liquid, with some medium-density materials, such as silicon.

b)

The lithosphere is more plastic and flows slowly compared to the solid crust of Earth.

c)

The lithosphere includes the core and the lower portion of the mantle.

d)

The lithosphere includes the crust and the uppermost portion of the mantle, which is sold and rigid.

25.

Which layer of the Earth is the THICKEST?

a)

crust

b)

mantle

c)

outer core

d)

inner core

26.

Which layer is the hottest?

a)

crust

b)

mantle

c)

outer core

d)

inner core

27.
The core is mostly made up mostly of which elements?
a)
Oxygen and Silicon
b)
Silicon and Magnesium
c)
Nickel and Iron
d)
Iron and Magnesium
28.

Which layer is made (mostly) of LIQUID iron and nickel?

a)

crust

b)

mantle

c)

outer core

d)

inner core

29.

8) Which of the following best describes the tectonic plates of the Earth?

a)

The area of the Earth that is sometimes called the lithosphere

b)

The thinnest layer of the four layers that make up the composition of the Earth

c)

It consists of liquid iron and nickel

d)

It resides between the crust and the outer core

e)

It is under such immense pressure that, even though it is very hot, it is still a solid

30.

1) When the boundaries of the ______ bump up against each other they can cause earthquakes.

a)

Crust

b)

Mantle

c)

Outer Core

d)

Inner Core

e)

Tectonic plates

31.

Oceanic crust is _____ than continental crust.

a)

denser

b)

less dense

32.

____ takes place in the mantle.

a)

conduction

b)

convection

c)

radiation

33.

The soft layer of rock that the lithosphere moves on is the _________________________.

a)

core

b)

asthenosphere

c)

lithosphere

d)

crust

34.

What type of boundary is this?

a)

convergent

b)

divergent

c)

transform

35.

What type of boundary is this?

a)

convergent

b)

divergent

c)

transform

36.

What type of boundary is this?

a)

convergent

b)

divergent

c)

transform

37.

The point where one plate slides beneath another is known as the ______________.

a)

lithosphere

b)

Pangaea

c)

subduction zone

d)

tectonic

e)

Wegener

38.

What is the difference between magma and lava?

a)

lava is magma but it is on the surface of the Earth

b)

lava is the chamber that magma flows

c)

lava is the Earth's crust

d)

lava has a different chemical composition than magma

39.

What is the Ring of Fire?

a)

A misshapen horseshoe of volcanic lava flow

b)

A burning ring of fire

c)

A pattern of volcanic eruptions around the world

d)

A story of earthquakes and volcanoes

40.

What causes magma to rise to the Earth's surface and create volcanoes?

a)

Subduction of ocean plates

b)

Collisions of tectonic plates

c)

Hot spots within tectonic plates

d)

All of the above

41.

What type of tectonic plate boundary leads to earthquakes?

a)

Divergent boundary

b)

Subduction boundary

c)

Transform boundary

d)

Hot spot boundary

42.

What is known as the Ring of Fire?

a)

A circle of peaceful islands in the Pacific

b)

A huge arc of geological destruction surrounding the Pacific

c)

A series of underwater volcanoes in the Atlantic

d)

A constellation visible from the Southern Hemisphere

43.

How is the magnitude of an earthquake measured?

a)

The magnitude of an earthquake is measured using seismographs and scales like the Richter scale or moment magnitude scale.

b)

The magnitude is measured using GPS technology.

c)

Seismologists use weather patterns to determine magnitude.

d)

Magnitude is assessed by the color of the earthquake's epicenter.

44.

How do tsunamis form?

a)

Tsunamis form primarily due to underwater earthquakes, volcanic eruptions, or landslides that displace water.

b)

Tsunamis form from the gravitational pull of the moon.

c)

Tsunamis are created by large ships traveling at high speeds.

d)

Tsunamis are caused by high winds over the ocean.

45.
The process that breaks down rocks and other materials on Earth's surface is called
a)
Weathering
b)
Erosion
46.

The dropping off of sediments in a new place.

a)

Weathering

b)

Erosion

c)

Deposition

d)

Volcano

47.

This is the movement of sediment by water ice ,gravity, and wind.

a)

glacier

b)

erosion

c)

water cycle

d)

precipitation

48.

Limestone dissolves in the presence of acid rain

a)

physical weathering

b)

chemical weathering

49.

Which process involves the breakdown of rocks without changing their chemical composition?

a)

physical weathering

b)

chemical weathering

50.

Which of the following is an example of physical weathering?

a)

rust formation on iron

b)

cracking of rocks due to freeze-thaw cycles

c)

limestone dissolving in acid rain

51.

Which of the following is a result of chemical weathering?

a)

the cracking of rocks due to freeze-thaw cycles

b)

the rusting of a metal fence

c)

the formation of sand dunes by wind

52.

What cycle are fossil fuels part of ?

a)

carbon

b)

oxygen

c)

nitrogen

d)

phosphorus

53.
These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming
a)
Global warming gases
b)
Hot House gases
c)
Green House gases
d)
Thermal pollution
54.

What do the water, carbon, oxygen, nitrogen, a phosphorus cycles have in common?

a)

All involve liquid substances falling to the Earth from the atmosphere?

b)

None of the processes works at low temperature.

c)

All involve the constant cycling of substances between animals, plants, and the Earth.

d)

All involve the transfer of substances between the earth and outer space.

55.
The condition of the atmosphere, such as temperature, cloud cover, wind speed and rainfall
a)
climate
b)
weather
c)
trend
d)
season
56.
Climate is ______.
a)
what the air is like outside
b)
the temperature of a day
c)
pattern of weather in a place over many years.
57.
What is water?
a)
An atom
b)
A molecule composed of 2 parts Oxygen and one part Hydrogen
c)
A molecular compound composed of 2 parts Hydrogen and one part Oxygen
d)
A pure substance composed of 2 parts Hydrogen and one part Oxygen
58.
Is the density of water ice lower, higher, or the same as liquid water?
a)
Lower
b)
Higher
c)
The same
d)
Um... what is density again
59.
What is adhesion?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
60.
What is surface tension?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
61.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
62.
molecule in which opposite ends have opposite electric charges
a)
cohesion
b)
polar molecule
c)
hydrogen bond
d)
solution
63.
Increased carbon dioxide may cause global warming by trapping more ____________ in the atmosphere.
a)
water
b)
gases
c)
heat
d)
water vapor
64.
The impact on the planet due to global warming is called...
a)
climate change
b)
the seasons
c)
the weather
d)
natural change
65.
Which human activity contributes the MOST carbon dioxide to the atmosphere?
a)
Fishing
b)
Breathing
c)
Burning Fossil Fuels
d)
Farming
66.

What is the smallest 'building block' of the elements that make up the universe?

a)

An atom

b)

An electron

c)

A proton

d)

A cell

67.

Which two subatomic particles are found in the nucleus of an atom?

a)

Neutrons and Protons

b)

Shells and Electrons

c)

Electrons and Protons

d)

Electrons and Neutrons

68.

How many protons are in carbon?

a)

12

b)

6

c)

0

d)

7

69.

In the periodic table of elements, the periods are shown

a)

horizontally

b)

vertically

c)

diagonally

d)

upside down

70.
What types of particles are found in the cloud surrounding the atom's nucleus?
a)
Positively charged particles and negatively charged particles
b)
Negatively charged particles only
c)
Neutral particles and positively charged particles
d)
Positively charged particles only
71.
Elements in the same ________ are more chemically similar.
a)
group
b)
period
c)
club
d)
table
72.
What is the atomic number?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
73.
What is the mass number defined as?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
74.

What is the best definition of valence electrons?

a)

The outermost electron NOT involved in chemical reactions

b)

The innermost electrons involved in chemical reactions

c)

The outermost electrons involved in chemical reactions.

d)

The innermost electrons NOT involved in chemical reactions

75.

How many valence electrons do atoms want to be stable or to follow the octet rule?

a)

2

b)

8

c)

10

d)

18

76.
Metals appear to the _______ of the dark ziz-zag line on the periodic table. 
a)
A. right
b)
B. middle
c)
C. left
77.
Anytime you see the word SEMICONDUCTOR - what substance do you have?
a)
Metal
b)
Nonmetal
c)
Metalloid
78.

Which group of elements could have the characteristic of brittle?

a)

Metal

b)

Nonmetal

79.
Nonmetals are ________ compared to metals.
a)
highly conductive
b)
brittle
c)
ductile
d)
non-conductive
80.

Conductivity is the ability to

a)

reflect light from a lustrous surface

b)

transfer thermal and electrical energy

c)

exist as a solid, liquid, or gas

d)

be hammered into thin sheets

81.

ductile means...

a)

can be made into wire

b)

can be bent or hammered

c)

can light up a light bulb

d)

it's shiny

82.
All of the following would classify an element as a metal except?
a)
Dull
b)
Luster
c)
Malleable
d)
Hard
83.
All of these properties describe metals except...
a)
malleable
b)
conductors
c)
brittle 
d)
shiny
84.
Non-metals are good conductors of heat and electricity. 
a)
TRUE
b)
FALSE
85.

What is the difference between a conductor and an insulator?

a)

An insulator allows electricity to flow through it easily and a conductor does not

b)

A conductor allows electricity to flow through it easily and an insulator does not.

c)

An insulator is magnetic and a conductor is not

d)

A conductor is magnetic and an insulator is not

Show answersExplanationPreviousNext

86.

What type of matter makes good conductors?

a)

Gases

b)

Nonmetals

c)

Metals

87.

What type of matter makes good insulators?

a)

people

b)

nonmetals

c)

metals

88.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
89.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
90.
In a ________ circuit there are multiple paths for the current to take.
a)
Series
b)
Parallel
91.
In a _________ circuit, if one bulb goes out then the entire circuit doesn't work.
a)
Series
b)
Parallel
92.
The continuous flow of electric charges through a material is called...
a)
Electric Field
b)
Electric Force
c)
Electric Current
d)
Electric Circuit
93.
What is the unit for resistance?
a)
Volts
b)
Amperes
c)
Ohms
94.
What type of circuit is pictured?
a)
series
b)
parallel
95.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
96.

True/False: in an open circuit, a light bulb will light up

a)

True

b)

False

97.

How much voltage would be necessary to generate 10 amps of current in a circuit that has 5 ohms of

resistance?

a)

10V

b)

50V

c)

100V

d)

150V

98.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
99.

An object becomes electrically charged when the atoms in the object gain or lose

a)

electrons

b)

protons

c)

neutrons

d)

all of the above

100.

What causes lightning?

a)

The movement of clouds in the sky

b)

A large electric field causing the air to be ionized and creating a conductive path

c)

The sun heating the earth

d)

Static electricity from rubbing two clouds together

101.

Why do we hear thunder after we see lightning?

a)

Because thunder travels faster than lightning

b)

Because lightning is silent

c)

Because the speed of light is much faster than the speed of sound

d)

Because thunder is caused by something else

102.
In a parallel circuit if one light bulb goes OUT; then they ALL go out. TRUE OR FALSE?
a)
TRUE
b)
FALSE
103.
This circuit won't work. What essential part is missing from this circuit?
a)
resistance
b)
source of electric current
c)
conductor
d)
ammeter
104.
What is a common energy source for a circuit?
a)
Light bulb
b)
Battery
c)
Wire
d)
Switch
105.

What is the unit used for voltage?

a)

Ampere

b)

Ohm

c)

Volt

d)

Meter

106.
A conductor is?
a)
material that current can pass through easily
b)
material that current cannot pass through easily
c)
magnet
d)
electric current
107.

One amp is defined as the rate of charge flow equal to __ coulomb per second.

a)

3

b)

2

c)

4

d)

1

108.

What resistance is needed to cause a 20A current flow with a 100V battery (Ώ=symbol for Ohm)?

a)

0.2Ώ

b)

2000Ώ

c)

200Ώ

d)

109.

According to Coulomb's Law, when the distance increases, the electrostatic force ____________.

a)

increases

b)

decreases

c)

remains unchanged

d)

has no relationship to distance

110.

What does the Law of Conservation of Charge state?

a)

like charges repel and opposites attract

b)

positive charge fields point away from a charge; negative points toward

c)

charges cannot be created nor destroyed, only transferred

111.
When a balloon is rubbed on clothes it acquires a charge by ___________
a)
Induction
b)
reduction
c)
friction 
d)
concuction
112.

Like charges ________.

a)

repel

b)

attract

113.

Opposite charges ________.

a)

repel

b)

attract

114.

When you rub a balloon up against your shirt, the shirt becomes positively charged. This means that

a)

more protons were created on the shirt.

b)

electrons left the shirt and moved to the balloon.

c)

protons left the balloon and moved to the shirt.

d)

neutrons left the shirt and moved to the balloon.

115.

A region around a charged particle that can exert a force on another charged particle is called an

a)

electric force.

b)

electric pulse.

c)

electric field.

d)

electric charge.