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Worksheets2nd 9 Week Benchmark Review
Total questions: 44
Worksheet time: 35mins
Name
Class
Date
1.
Which item is NOT a good conductor of electricity?
a)
a tin can
a tin can
b)
a rubber tire
c)
a copper coin
d)
an aluminum wire
2.
Emily made a cup of tea and stirred it with a spoon. The spoon became warm. How was the heat from the tea transferred to the spoon?
a)
convection
b)
radiation
c)
conduction
d)
evaporation
3.
Which of the following statements about thermal (heat) energy is true?
a)
As you hold a cup of hot water your hands cool the water.
b)
As you hold a glass of cold milk, the cold travels to your hand.
c)
As you hold a cup of cold milk, your hand cools the milk.
d)
As you hold a cup of hot water, the heat moves to your hand.
As you hold a cup of hot water, the heat moves to your hand.
4.
Which substance can be used to conduct (move) electricity in a circuit?
a)
metal
b)
wood
c)
rubber
d)
plastic
5.
What process forms an image in a mirror?
a)
absorbing light
absorbing light
b)
reflecting light
reflecting light
c)
refracting light
d)
transmitting light
transmitting light
6.
Why does a leaf look green in the summer?
a)
The leaf absorbs green light.
The leaf absorbs green light.
b)
The leaf produces green light in its cells.
The leaf produces green light in its cells.
c)
The leaf uses green light to make food in its cells.
d)
The leaf reflects green light and absorbs other colors of sunlight.
7.
One end of a metal rod is placed over a flame during an investigation. A thermometer is touching the opposite end of the metal rod. Which best describes what is happening during this investigation?
a)
Convection carries heat to the thermometer.
Convection carries heat to the thermometer.
b)
Radiant energy warms the thermometer.
Radiant energy warms the thermometer.
c)
Mechanical energy from the flame carries heat to the thermometer.
d)
Heat from the flame is conducted through the metal rod to the thermometer.
Heat from the flame is conducted through the metal rod to the thermometer.
8.
When a frying pan is placed on an electric stove top, heat energy is transferred from the burner to the pan by
a)
convection.
b)
radiation.
radiation.
c)
conduction.
conduction.
d)
insulation.
insulation.
9.
How is energy transferred when an instant cold pack is put on a muscle injury?
a)
Heat energy is transferred by conduction from the muscle to the cold pack.
b)
Heat energy is transferred by convection from the cold pack to the muscle.
c)
Heat energy is transferred by radiation from the muscle to the cold pack.
Heat energy is transferred by radiation from the muscle to the cold pack.
d)
Heat energy is transferred by absorption from cold pack to the muscle.
Heat energy is transferred by absorption from cold pack to the muscle.
10.
What is the effect of absorption of infrared light by human skin?
a)
sunburn on the skin surface
sunburn on the skin surface
b)
disinfection of the skin tissues
disinfection of the skin tissues
c)
feeling of warmth on the skin
feeling of warmth on the skin
d)
immediate death of skin cells
immediate death of skin cells
11.
What causes the blue color of the sky?
a)
emission of light by land and water surfaces
emission of light by land and water surfaces
b)
reflection of light from land and water surfaces
c)
absorption of light by matter in the atmosphere
d)
scattering of light by matter in the atmosphere
scattering of light by matter in the atmosphere
12.
A conducting wire wrapped in plastic protects the user because the plastic
a)
keeps the wire cool.
keeps the wire cool.
b)
allows heat to move freely.
allows heat to move freely.
c)
is a good electrical insulator.
is a good electrical insulator.
d)
has magnetic properties.
has magnetic properties.
13.
This illustration shows three different waves traveling through the same medium. How do the waves differ from one another?
a)
The waves travel at different speeds.
b)
The waves have different wavelengths.
c)
The waves carry different amounts of energy.
The waves carry different amounts of energy.
d)
The waves are a different distance from the source.
14.
What do waves carry through objects?
a)
sound
b)
light
c)
energy
d)
water
15.
Look at this illustration of a wave. Which points on the wave are the trough and the crest?
a)
Point W is a trough; Point Y is a crest.
b)
Point Y is a trough; Point W is a crest.
Point Y is a trough; Point W is a crest.
c)
Point Y is a trough; Point X is a crest.
d)
Point W is a trough; Point Z is a crest.
16.
Bruce plays his violin every Friday night for the symphony. Before he plays, he plucks each string to see if his violin is in tune. Which is most responsible for the generation of sound waves from his violin?
a)
material of the violin
b)
vibrations of the string
c)
movement of the violin
movement of the violin
d)
composition of the string
composition of the string
17.
Which of the following makes up the smallest region in the electromagnetic spectrum?
a)
radio waves
b)
infrared light
c)
visible light
d)
gamma rays
18.
How are electromagnetic waves different from other waves?
a)
They have very short wavelengths.
b)
They transmit energy instead of matter.
They transmit energy instead of matter.
c)
They can travel through a vacuum and through matter.
They can travel through a vacuum and through matter.
d)
They can change direction by reflection when they strike an object.
They can change direction by reflection when they strike an object.
19.
Why does sound travel faster through a solid object than in the air?
a)
The atoms in the solid object are farther apart than the atoms in the air.
b)
The atoms in the solid object are closer together than the atoms in the air.
c)
The atoms are smaller in the solid object than the atoms in the air.
d)
The atoms are larger in the solid object than the atoms in the air.
The atoms are larger in the solid object than the atoms in the air.
20.
Which of these factors affects how fast a sound wave moves?
a)
the kind of material it is moving through
the kind of material it is moving through
b)
the amplitude of the sound wave’s vibrations
c)
the wavelength of the disturbance in the medium
d)
the type of motion that caused the sound wave to form
the type of motion that caused the sound wave to form
21.
This is a wave pattern diagram for two transverse waves. How do the waves compare?
a)
Both waves have the same frequency.
Both waves have the same frequency.
b)
Both waves have the same wavelength.
c)
Wave 1 has a longer wavelength than Wave 2.
d)
Wave 1 has a higher frequency than Wave 2.
22.
Which color of light is produced when all of the colors of visible light in the electromagnetic spectrum are combined?
a)
black
b)
white
c)
blue
d)
gray
23.
Visible light is which type of wave?
a)
seismic
b)
mechanical
mechanical
c)
longitudinal
longitudinal
d)
electromagnetic
24.
Which of the following statements best describes visible light?
a)
Light is an electromagnetic wave of a single frequency that makes up a small part of the electromagnetic spectrum.
Light is an electromagnetic wave of a single frequency that makes up a small part of the electromagnetic spectrum.
b)
Light is an electromagnetic wave of a single frequency that makes up most of the electromagnetic spectrum.
c)
Light includes a range of electromagnetic waves that make up a small part of the electromagnetic spectrum.
d)
Light includes a range of electromagnetic waves that make up most of the electromagnetic spectrum. lessActions
25.
When scientists talk about white light, they are most likely referring to light that is
a)
combination of all of the colors in the visible region of the electromagnetic spectrum.
b)
the unabsorbed refracted light produced by a black light.
the unabsorbed refracted light produced by a black light.
c)
the narrow band corresponding to white light in the electromagnetic spectrum.
d)
a combination of all the types of electromagnetic radiation.
a combination of all the types of electromagnetic radiation.
26.
When a spoon hits a table, it makes a loud sound. When the spoon hits a soft cushion, it does not make a sound. What is the difference between the table and the cushion that accounts for the sound?
a)
The table is more reactive than the cushion.
b)
The table vibrates more than the cushion.
The table vibrates more than the cushion.
c)
The table is more insulated than the cushion.
d)
The table has more potential energy than the cushion.
The table has more potential energy than the cushion.
27.
How does sound usually travel?
a)
An object vibrates, and those vibrations travel through the air in one direction as transverse waves.
b)
An object vibrates, and those vibrations carry air in one direction as longitudinal waves.
c)
An object vibrates, and those vibrations carry air in all directions as transverse waves.
d)
An object vibrates, and those vibrations travel through the air in all directions as longitudinal waves.
28.
Sound will travel fastest through which substance?
a)
air
b)
iron
c)
helium
d)
water
29.
Look at the diagram. The bell makes a sound when it is hit by the clapper because the bell
a)
rotates.
rotates.
b)
vibrates.
vibrates.
c)
releases heat.
d)
produces electricity
30.
The speed of sound is generally greatest in
a)
solids and lowest in liquids.
solids and lowest in liquids.
b)
solids and lowest in gases.
solids and lowest in gases.
c)
gases and lowest in liquids.
gases and lowest in liquids.
d)
gases and lowest in solids.
31.
Which of these properties of water has the greatest effect on the water cycle?
a)
neutral pH
neutral pH
b)
freezing and boiling points
freezing and boiling points
c)
dissolves many substances
dissolves many substances
d)
forms six-sided crystals
32.
Which will most likely happen to a solid substance that is heated?
a)
melt
b)
boil
c)
harden
d)
evaporate
33.
What are the three common states of matter?
a)
liquid, gas, vapor
liquid, gas, vapor
b)
gas, liquid, fluid
c)
solid, gas, liquid
solid, gas, liquid
d)
solid, vapor, liquid
solid, vapor, liquid
34.
Jill is comparing the volumes of liquid held in these beakers. Which beaker contains the greatest volume of liquid?
a)
1
b)
2
c)
3
d)
4
35.
An element with which property would be best to use in electrical wiring?
a)
insulator
insulator
b)
conductor
conductor
c)
malleable
malleable
d)
porous
porous
36.
What has occurred when bubbles form in a liquid that is being heated?
a)
Oxygen is absorbed from the air.
Oxygen is absorbed from the air.
b)
Heat is radiating in the liquid.
Heat is radiating in the liquid.
c)
The boiling point has been reached.
The boiling point has been reached.
d)
Molecular stability in the liquid is increasing.
37.
Mario pours three different liquids into a beaker. He notices the layers settle at different depths in the beaker. Based on the picture, which property of the liquids is Mario most likely studying?
a)
density
b)
length
c)
mass
d)
volume
38.
The Greek philosopher Aristotle described matter with the phrase “unable to be divided.” The modern concept that grew from Aristotle’s idea is the
a)
atom
b)
proton
c)
neutron
d)
electron
39.
A sample of the element copper is divided into the smallest particles possible such that each particle is still copper. Each particle can best be described as
a)
atom
b)
molecule
c)
nucleus
d)
proton
40.
What happens at the boiling point of a substance?
a)
liquid becomes a gas
liquid becomes a gas
b)
solid becomes a gas
solid becomes a gas
c)
liquid becomes a solid
liquid becomes a solid
d)
solid becomes a liquid
solid becomes a liquid
41.
Which action could change the melting point of ice?
a)
heating the water before it is frozen
heating the water before it is frozen
b)
adding salt to the water before it is frozen
adding salt to the water before it is frozen
c)
changing the amount of water to be frozen
changing the amount of water to be frozen
d)
changing the container for the water to be frozen in
changing the container for the water to be frozen in
42.
Which difference between water and ice results in ice floating on cold water?
a)
heat
b)
shape
c)
density
d)
volume
43.
Kurt drinks frozen fruit juice from a small cup. He measures the amount of fruit juice in the cup. Which property is Kurt measuring?
a)
density
b)
height
c)
temperature
d)
volume
44.
A student is pouring equal amounts of water, maple syrup, and cooking oil into a glass beaker and looking at how the layers settle. Which property of the liquids is the student most likely comparing?
a)
density
b)
mass
c)
temperature
d)
volume
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