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WorksheetsEnergy
Total questions: 31
Worksheet time: 21mins
Which of the following correctly describes energy?
can be created
can be destroyed
cannot change form
can cause change
The temperature of an object is related to which of the following?
heat
total energy of its atoms
kinetic energy of its atoms
total chemical energy
What happens if two objects at different temperatures are touching?
Heat moves from the warmer object
Heat moves from the cooler object
Heat moves to the warmer object
No energy transfer takes place
How is energy transferred to Earth?
by conduction
by convection
by radiation
by endothermic reactions
When would you have the most potential energy?
walking up the hill
sitting at the top of the hill
running up the hill
sitting at the bottom of the hill
Which of the following chemical reactions releases heat energy?
exothermic
endothermic
catalysts
thermals
Heat flows easily in which material?
plastic
insulator
glass
conductor
A skier is at the top of a hill, ready to begin travelling down it. What kind of energy does the skier have?
nuclear energy
atomic energy
potential energy
chemical energy
Which of these is an energy-absorbing chemical reaction?
endothermic
exothermic
catalytic
dissipative
As a speed skater races down the track, the speed skater's kinetic energy depends on the speed skater's
mass and direction
velocity and direction
direction
mass and speed
Energy occurs in _________
one form
two forms
three forms
many forms
What are the two main types of energy that relate to motion?
conduction and convection
solar and thermal
potential and kinetic
radiation and heat
What is the boiling point in celsius?
0 C
100 C
50 C
30 C
What happen when breaking of a chemical bond?
only electricity can break a chemical bond
Energy is never released from the breaking bond
only heat can break a chemical bond
when a bond is broken, energy is added and released
Muscles perform what type of energy transformation?
kinetic to potential
kinetic to electrical
thermal to radiant
chemical to kinetic
Thermals in the air are due to this
conduction
convection
heat
radiation
At what point does the swing have the highest potential energy?
highest
lowest
middle
At what point will the swing be have the lowest potential energy?
highest
lowest
middle
Energy stored in the chemical bonds of a substance
convection
chemical
conduction
radiation
What type of heat energy does the picture show?
conduction
convection
radiation
How is the energy from the Sun transferred to Earth?
conduction
convection
radiation
endothermic
What is used to speed up chemical reactions?
exothermic
endothermic
catalysts
tags
A rock on top of a cliff has what type of energy
kinetic
no energy
radiation
potential
As the temperature of a material increase, the average ________________ also increases
specific heat
mass
kinetic energy
potential energy
What is the freezing point in Celsius?
0
-100
100
273
Where is chemical energy in a material stored?
the nucleus
the electrons
the protons
the bonds between the atoms
Which occurs as you hold a snow ball?
heat flows from the snowball to your hand
heat flows from your hand to the snowball
cold flows from the snowball to your hand
cold flows from your hand to the snowball
What type of reaction is occurring in the picture above?
endothermic
exothermic
thermals
catalysts
What type of heat transfer is shown by the person's hand on the metal pan
conduction
covection
radiation
insulation
What type of heat transfer is shown by the fire
conduction
convection
radiation
insulation
What type of heat transfer is shown in the currents within the water?
conduction
convection
radiation
insulation
