WorksheetsScience Study Guide - Energy & Heat (Unit 7 and 8)
Total questions: 49
Worksheet time: 29mins
Fill in the blank: Energy is the ability to ________ change.
cause
prevent
ignore
observe
Fill in the blank: Kinetic Energy is the energy of ________.
motion
rest
potential
sound
Potential Energy is ________ energy waiting to be used or transferred.
stored
kinetic
thermal
mechanical
Mechanical Energy is the energy an object has because of its ________ or its position.
movement
color
temperature
shape
Fill in the blank: Chemical Energy is energy released by a ________ reaction or change.
chemical
physical
nuclear
mechanical
Fill in the blank: Electrical Energy is energy that comes from electrical ________.
currents
waves
fields
circuits
Fill in the blank: Heat/Thermal Energy is energy that moves between different objects of different ________.
temperatures
sizes
colors
shapes
Fill in the blank: Light Energy is energy that lets us see things through natural sources or ________.
electricity
water
wind
sound
Fill in the blank: Sound Energy is energy created through the ________ of sound waves.
vibration
reflection
absorption
refraction
Fill in the blank: Renewable Energy sources are made from resources that nature will replace, like wind, water, and ________.
sunshine
coal
natural gas
oil
Fill in the blank: Nonrenewable Energy sources use up a type of energy that can't be quickly replaced, like fossil fuels like coal, oil, and ________.
natural gas
solar energy
wind energy
hydroelectric power
Conduction: The transfer of movement of heat between two TOUCHING objects. Fill in the blank: Conduction is the transfer of movement of heat between two ________ objects.
TOUCHING
SEPARATED
INSULATED
DISTANT
Fill in the blank: Convection is the transfer of heat within a ________ or a gas.
liquid
solid
plasma
vacuum
Fill in the blank: Radiation is the transfer of heat without ________ to carry it.
matter
conduction
convection
temperature
A conductor is a material that allows heat to move through it ________.
easily
slowly
with difficulty
not at all
Fill in the blank: Insulators are materials that do not conduct heat ________.
well
quickly
efficiently
easily
What is energy? How can energy be transferred?
Energy is the ability to do work; it can be transferred through heat, work, or waves.
Energy is a type of matter; it can be transferred through chemical reactions.
Energy is a form of light; it can be transferred through radiation only.
Energy is a type of force; it can be transferred through motion only.
How can an object have both potential and kinetic energy?
An object at rest on a hill
An object in free fall
An object moving on a flat surface
An object at the top of a hill
How can mechanical energy change between kinetic and potential energy?
Through the conservation of energy principle
By converting energy into mass
By increasing the temperature
Through chemical reactions
What is chemical energy?
Energy stored in the bonds of chemical compounds that is released when broken
Energy from the movement of electrons
Energy from the sun
Energy from nuclear reactions
How is sound energy produced, and what affects its pitch?
Sound energy is produced by vibrations, and its pitch is affected by the frequency of these vibrations.
Sound energy is produced by light waves, and its pitch is affected by the amplitude of these waves.
Sound energy is produced by chemical reactions, and its pitch is affected by the temperature of the medium.
Sound energy is produced by electrical currents, and its pitch is affected by the speed of sound.
Which of the following are examples of renewable energy sources?
Solar
natural gas
oil
All of the above
How do moving water and air serve as sources of energy?
By generating electricity through turbines
By providing heat directly
By storing energy in batteries
By reducing energy consumption
Thermal energy is the energy that comes from:
Chemical reactions
Nuclear reactions
The movement of particles
Electrical currents
Thermal energy is the energy that comes from:
Sound
Heat
Movement
Heat is a form of energy that flows from a body at a higher temperature to a body at a lower temperature. How does heat flow?
Through conduction, convection, and radiation
Only through conduction
Only through convection
Only through radiation
Which of the following is an example of conduction?
A metal spoon getting hot from a boiling pot
Warm air rising and cool air sinking
The sun warming your face
What is the difference between conductors and insulators?
Conductors allow the flow of electric current, while insulators do not.
Conductors do not allow the flow of electric current, while insulators do.
Both conductors and insulators allow the flow of electric current.
Neither conductors nor insulators allow the flow of electric current.
What are some ways both heat and electricity can use conductors and insulators?
Conductors allow the flow of heat and electricity, while insulators prevent it.
Conductors prevent the flow of heat and electricity, while insulators allow it.
Conductors and insulators both allow the flow of heat and electricity.
Conductors and insulators both prevent the flow of heat and electricity.
Match the types of energy.
This picture shows an example of what type of energy? (a)
At which point is potential energy the greatest?
W
X
Y
Z
Which type of energy transfer is primarily responsible for the warming of the Earth's surface by the Sun?
Conduction
Convection
Radiation
Induction
Which is an example of thermal energy?
What type of energy is stored in food?
Thermal energy
Chemical energy
Mechanical energy
Electrical energy
Which of the following are examples of nonrenewable energy sources?
Coal
Which of the following is a renewable energy source?
Coal
Solar
Natural Gas
Nuclear
What is the main advantage of renewable energy sources?
They will run out
They are cheap to produce
They will not run out
They are limited
Where does a chicken get its energy?
directly from the Sun in the form of solar energy
from its food in the form of chemical energy
from running around in the form of kinetic energy
from flying up tp the roof of a barn in the form of potential energy
What type of energy do batteries use?
nuclear
solar
chemical
mechanical
Using scissors to cut paper is an
example of which type of energy?
Which item does NOT run on
electrical energy?
What form of energy do wind
turbines and hydropower use?
Mechanical Energy
Magnetic energy
Solar energy
Chemical energy
What is an electrical conductor?
What is an thermal insulator?
The closer you move to a fire, the
warmer it feels. As you are moving
closer to the fire, you are
experiencing a higher amount of
what?
This nail is made of steel. Which of the following best describes steel?
Steel is a thermal conductor.
Steel is an electrical conductor.
Neither A nor B
Both A and B
