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WorksheetsThermal energy & Waves Revision
Total questions: 52
Worksheet time: 29mins
Thermal energy always moves from ___________ to __________.
Hot to Hot
Cold to hot
Warmer to cooler
Cooler to warmer
The faster molecules move,
the less temperature
the same temperature
I don't know
the higher the temperature
What is heat?
a form of light
a form of energy
a measure of how old or cold something is
I don't know
Energy is stored as ________________ in the foods we eat. It is also stored in batteries and in a match that is used to light a candle.
Mechanical energy
Electrical energy
Thermal energy
Chemical energy
What happens when something gains heat?
it becomes hotter
it becomes colder
Which of the following is used for measuring temperature?
barometer
anemometer
phalangometer
thermometer
The motion of atoms or molecules within a substance
temperature
thermal energy
kinetic energy
solid
In the situation illustrated, how will heat energy move? Heat energy will be transferred from –
the water to the hot plate by convection.
the water to the hot plate by conduction.
the hot plate to the water by convection.
the hot plate to the water by conduction.
When particles are heated they begin to ____.
mover slower
move faster
move up
jump out of the pot
The Greek prefix thermo- means _____.
thermometer
heat
sun
microwave
Why would the temperature of boiling water be higher than the temperature of ice water?
Because the particles in the boiling water aren't moving at all.
Because the particles in the boiling water are moving slower.
Because the particles in the boiling water are moving faster.
Because the particles in the boiling water are moving at the same speed.
When thermal energy is applied to an ice cube, it _____.
freezes
stays the same
tastes better
melts
If a cup of hot chocolate is put in the microwave, would that add or remove thermal energy to the hot chocolate.
Thermal Energy is Added
Thermal Energy was Removed
Energy is defined as
power
food
ability to produce heat
ability to do work or cause change
A wave is a disturbance that transfers ________ from one place to another.
matter
mass
energy
I don't know
What types of waves can travel through empty space AND mediums?
Longitudinal
Mechanical
Electromagnetic
I don't know
Which 2 types of waves require a medium to travel?
Electromagnetic
Mechanical
Light
None of them
Which of the following is a mechanical wave?
X-ray
Infrared
Radio waves
Sound
What medium do sound waves travel fastest through?
Liquids
Solids
Gases
None of them
The height of a wave from its resting point (B).
Frequency
Wave speed
Wavelength
Amplitude
The length of a wave, from crest to crest or trough to trough. (D)
Frequency
Wave speed
Wavelength
Amplitude
The number of waves passing a given point each second is:
Frequency
Wave speed
Wavelength
Amplitude
What is the correct formula for wave speed?
Wave speed = frequency x wavelength
Wave speed = amplitude x wavelength
Wave speed = amplitude x period
Wave speed = frequency x period
As wavelength decreases, the crests of the wave:
become wider
become shorter
get farther apart
y.If a wave has a long wavelength, it will have __________ energy.
High
Medium
Low
_ energy.If a wave has a short wavelength, it will have __________ energy.
High
Medium
Low
I don't know
What is a wavelength?
Is the same as the electromagnetic spectrum
The distance from one crest to another crest
Describe the location of visible light on the electromagnetic spectrum.
It is made of multiple colors of light in the middle of the spectrum.
It is next to the radio waves.
Which wave has the longest wavelength?
A
D
Which of the following best describes gamma waves?
Short wavelength, high energy, high temperature
Long wavelength, low energy, low temperature
What happens to the frequency of a wave when wavelength increases?
decreases
increases
Which statement best describes visible light?
a small part of the electromagnetic spectrum
only light emitted by astronomical objects
thermal energy can also be called ---------
(a)
thermal energy changes when heat is -------- to or from the object
(a)
heating a substance can cause its particles to move more ------
(a)
temperature can be measured with
(a)
what the SI unit for temperatur
(a)
How does heat move?
In many directions
from warm places to cooler places
from cold places to warm places
Both B and C
How does heat energy reach the Earth from the Sun
Convection
Radiation
Conduction
Insulation
Which of the following is not a method for heat transfer
Radiation
Insulation
Conduction
Convection
What is the transfer of heat by direct contact?
Convection
Electromagnetic waves
Radiation
Conduction
This is a form of energy that causes materials to become warmer or hotter.
Temperature
Heat
Thermometer
None of them
A disturbance that transfers energy is know as
frequently
amplitude
wave
wavelength
A medium is
a material through which the energy of the wave moves from one place to another
a material through which the energy of the wave does not transfer
a way in which brightness is measured
when a wave encounters a boundary
A wave that travels through a medium due to the motion of matter is called a
electromagnetic wave
transverse wave
sound wave
mechanical wave
A light wave is
a sound wave
a mechanical wave
an electromagnetic wave
a transverse wave
What does a wave not do?
Transfers energy from place to place
Spreads out from the energy source
Travel through matter
Transfers matter from place to place
What type of wave can ONLY travel through matter?
A medium wave
A mechanical wave
A transverse wave
An electromagnetic wave
Which of these is not a type of mechanical wave?
A universal wave
A longitudinal wave
A transverse wave
None of them
Which of these is an example of a mechanical wave?
Gamma ray
Sound wave
A radio wave
Colored light
What is a transverse wave?
A wave where the disturbance is parallel to the direction of the wave
A wave where the disturbance is perpendicular to the direction of the wave
A wave that only goes up and down
A wave that only goes left and right
What is a longitudinal wave?
A wave where the disturbance is parallel to the direction of the wave
A wave where the disturbance is perpendicular to the direction of the wave
A wave that only goes up and down
A wave that only goes left and right
