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Worksheetsphysical science
Total questions: 26
Worksheet time: 13mins
How does kinetic energy relate to power ?
by turning into energy
it generates fast
the light moves
power = energy /Time
What is kinetic energy ?
mass
just energy
solid
kinetic energy is motion energy and depends on an object's mass and speed.
What is mechanical energy ?
energy thats powerful
strong wind
machines
the ability of an object to do work.
what is sound energy ?
a string with sound
lots of noise
motion
the movement of energy through a substance
A worker exerts a force of 100 N to move an object 5 meters across the floor. How much work is done by the worker? Use the formula: \( W = Fd \)
500j
1000j
150j
250j
whats tempature ?
heat waves
kinetic energy
measure of kinetic energy of the particles in a object
powerful energy
What type of energy is stored in the bonds of chemical compounds?
Chemical Energy
nuclear energy
mechanical energy
thermal energy
Which type of energy is associated with the motion of objects?
Potential Energy
Kinetic Energy
sound energy
radiant energy
What is the principle that states energy cannot be created or destroyed?
Law of Conservation of Energy
Law of Thermodynamics
Law of Motion
Law of Gravity
Which form of energy is transferred through electromagnetic waves?
Sound Energy
Thermal Energy
Radiant Energy
mechanical energy
What type of energy is involved in the process of nuclear fission or fusion?
Chemical Energy
nuclear energy
mechanical energy
electrical energy
What is the term for the transfer of heat through a fluid (liquid or gas) caused by molecular motion?
conduction
convection
radiation
evaporation
Which type of energy is produced by vibrating objects and propagated through a medium?
Sound Energy
Radiant Energy
Electrical Energy
Chemical Energy
What is the measure of the average kinetic energy of the particles in a system?
Temperature
heat
power
work
What is the process of heat transfer through direct contact between materials?
Conduction
convection
radiation
diffusion
What is the term for the rate at which work is done or energy is transferred?
power
work
energy
force
What is the process by which energy is emitted as particles or waves?
conduction
convection
radiation
absorption
Which type of energy transformation occurs when a battery powers a flashlight?
Chemical to Electrical to Radiant
Nuclear to Thermal to Mechanical
Mechanical to Electrical to Sound
Thermal to Chemical to Electrical
Which type of energy is involved in the heating of a room by a radiator?
thermal energy
chemical energy
nuclear energy
Mechanical Energy
What is the energy transformation in a nuclear reactor?
Nuclear to Thermal to Electrical
Chemical to Thermal to Mechanical
Radiant to Electrical to Chemical
Mechanical to Electrical to Sound
what is conduction ?
conduction is when water is on the stove
liquid
solid
gas
what is the formula for heat ?
q=mctrangleT
kg/m
w=fs
tt
a car with a mass of 1200 kg is traveling at a speed of 25m/s calculate its kinetic energy
375j
750,000j
1500c
300 b
define nuclear energy ?
a form of energy released from nucleus
energy that combines
nucleic acid energy
what is the formula for potential energy ?
u = mgh
cc
aa
dd
whats energy ?
energy
wind
air
snow
