Forms of Energy
The energy that moves objects is . . .
What is mechanical energy?
__ is energy that travels as electromagnetic waves to include visible light and microwaves; the sun is the most significant source of this energy.
What is energy?
Provide an example of chemical energy.
Gasoline burning, wood burning, eating food
The energy of motion is ___ .
What is kinetic energy?
___ is the ability to cause changes in an environment or an object.
What is energy?
___ energy is the breaking or fusing of atomic nuclei and releasing the energy that keeps the particles together.
Energy that can be transferred through the movement or a large number of particles in the same direction within gas or liquids.
What is convection?
Provide an example of electrical energy.
light bulb, lightning
___ is stored energy that an object has due to its position and chemical composition.
What is potential energy?
What law states energy cannot be created nor destroyed - it can only be transferred from one object to another?
What is Law of Conservation of Energy?
___ energy results from the vibration of particles in a solid, liquid or gas.
What is sound energy?
As long as the objects are in contact, ___ continues until the temperatures of the objects are equal.
What is conduction?
Provide TWO forms of electromagnetic energy.
visible light, microwaves, x-rays
The ___ and ___ of an object determine how much potential energy it has due to gravity.
What are mass and height/position?
Why does a watermelon look green?
The watermelon reflects green light and absorbs other colors of sunlight.
___ energy is the total amount of energy from the movement of particles in matter.
What is thermal energy?
When you are touching a cup that contains a hot liquid, the heat is being transferred from the cup to your hands by ___.
What is conduction?
You buy a lava lamp from the store. As the lamp heats up, blobs of liquid rise to the top then sink back down to the bottom. This process continues because of ___.
What is convection?
Kinetic energy increases as ___ and ___ increases.
What are mass and speed?
__ is a measure of the AVERAGE kinetic energy of all the particles in an object.
What is temperature?
Give one example for each energy source ; renewable and nonrenewable.
Renewable - solar, wind, water, biofuel
Nonrenewable - coal, gas, fossil fuels, diesel fuel
Sunlight passes through the windows of a car and causes the car seat to get hot. Which type of energy flow is involved in heating the seats?
What is radiation?
What is the purpose of rubber handles on cooking pans?
What is acting as an insulator?
When does a rubber band have the most potential energy?
What is when it is stretched out as far as it can go?
Why is the sky the color blue?
What is scattering of light by matter in the atmosphere?