What is it?
Energy is the ability to do_______________.
work
_________, light and heat are examples of energy.
Sound
The faster a marble is moving the ________________the marble it hits moves.
farther
Energy can be transferred from place to place by sound, light, and ________________.
heat
_______________ can convert energy from one form to another.
Devices/machines
Energy is the ability to cause______________.
change
fast
When an egg is dropped it transferred its energy to the floor when it __________________.
collided
Sound is created when movement causes______________.
vibrations
A solar oven converts light energy to ____________energy.
heat
The amount of energy in a moving object depends on its mass & ________________.
speed
Examples of natural sources of energy are oil, coal, natural gas, and ________________.
water, the sun
When objects collide the make a ______________.
noise
What happens when you kick a ball?
When I kick a balll the force o my foot puts the ball in motion. That motion is the ball having kinetic energy, If I kick the ball hard it will go faster and have more energy.
Solar panels on a house generate enough _______to supply a family's needs.
electricity
The faster an object is moving te more ______________it possesses.
energy
A non-renewable source of energy is ______ _______.
fossil fuels
When objects collide energy cn be ___________________from one object to another.
transferred
How can energy be transferred from one place to another through light, sound, or heat, or electricity?
Energy can be transferred from chemical energy to stored in a battery through a circuit to something I want to power like a lightbulb.
Falling water can turn a _________________ to generate electricity.
turbine, water wheel
A ball on the top of a hill resting has _______energy.
potential
Energy can be moved from place to _______________.
place
When objects collide one or both of the objects may ______________ directions.
change
What happens to the energy when one ball hits another?
The energy is transferred to the other ball causing the other ball to move. The ball may move in different directions.
Electric machines convert electricity into heat and/or light. Name two machines.
light bulb, computers, TV, tablets