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WorksheetsPs3.3
Total questions: 25
Worksheet time: 27mins
Kinetic energy is...
Energy at rest
Energy stored in food
energy in motion
energy from a splitting atom
Mass is...
How much an object weighs
How much matter is in an object
The rate at which an object moves
How much kinetic energy an object has
Speed is...
how much an object weighs.
how much matter is in an object.
the rate at which an object moves.
how much kinetic energy an object has.
____________ has the greatest impact of kinetic energy.
mass
speed
volume
weight
What two factors affect an object's kinetic energy?
area and volume
mass and weight
weight and height
mass and speed
Which object has the most kinetic energy?
If all objects are moving as the same speed, which would have the greatest kinetic energy?
tennis ball
football
notebook
Box of 20 textbooks
Why is it more difficult to stop a four-person bobsled than a three-person bobsled?
the four-person sled has more KE
the four-person sled has less KE
the 3 person bobsled has more potential energy
None of the above
Which 2 answers describe the energy transfer in the diagram?
Position 1: KE is decreasing, and PE is increasing.
Position 2: KE is increasing, and PE is decreasing.
Position 3: KE is increasing, PE is increasing.
Position 4: KE is decreasing, and PE is increasing.
Position 5: KE is increasing, and PE is decreasing.
Increasing an object's mass will increase its kinetic energy.
true
false
Increasing an object's speed will decrease its kinetic energy.
false
true
Which statement is best supported by the data in the table?
When the distance the rubber band was stretched doubled, the speed of the truck doubled.
When the distance the rubber band was stretched doubled, the speed of the truck tripled.
When the distance the rubber band stretched was tripled, the speed of the truck reduced by half.
When the distance the rubber band stretched was tripled, the speed of the truck increased by 3 meters per second.
When one energy form is changed into another it is called a...
transformation
created
destroyed
transcription
In order to increase the potential energy of an object, you need to…
put the object lower to the ground
raise the object higher
increase the speed of the object
decrease the mass of the object
What 2 things would increase the amount of potential energy you have while hiking on a mountain?
Hiking further up the mountain
Following the trail down to the base of the mountain
Leaving behind your tent at the campground before continuing your hike
Adding some rock specimens to your pack you’ve found along the trail
Where would this tossed baseball have the least amount of kinetic energy?
Point W
Point X
Point Y
Point Z
As a train nears to the top of the mountain it has more ____________ than _____________.
kinetic energy, potential energy
stored energy, potential energy
stored energy, energy of motion
kinetic energy, stored energy
Which of the following correctly states the law of conservation of energy?
Energy can be created and destroyed and can also be changed from one form to another.
Energy is created when it is converted from one form to another.
Energy cannot be created or destroyed, but can be changed from one form to another.
In most systems, some energy is destroyed and lost as heat
Mr. Sloan lifted a hammer and placed it on a high shelf. How was energy transformed in this example?
Chemical energy was transformed into solar energy
Solar energy was transformed into chemical energy
Kinetic energy was transformed into potential energy
Potential energy was transformed into kinetic energy
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
Both the potential energy and kinetic energy decrease
The potential energy decreases while the kinetic energy increases
The kinetic energy decreases while the potential energy increases
Both the potential energy and kinetic energy increase
Which organism is an herbivore?
Kit fox
Jackrabbit
Kangaroo rat
Red-tailed hawk
Which organism is an omnivore?
Kit fox
Jackrabbit
Kangaroo rat
Red-tailed hawk
Which organism is a carnivore?
Kit fox
Jackrabbit
Kangaroo rat
Red-tailed hawk
Which organism is a producer?
Kit fox
Jackrabbit
Kangaroo rat
Prickly pear cactus
What important role to decomposers fill?
They keep herbivore populations under control.
They compete with top predators.
They break down dead bodies, providing nutrients for soil.
They keep the insect population under control.
