Energy Transformations Question Preview (ID: 45340)


Energy And How Energy Transforms From One Form To Another. TEACHERS: click here for quick copy question ID numbers.

Heat energy is transferred from the hot end of a metal wire to the cool end through___.
a) convection
b) conduction
c) radiation
d) reflection

A flashlight battery is to light energy as a campfire is too ___.
a) nuclear energy
b) thermal energy
c) chemical energy
d) electrical energy

Two friends watch a movie on a computer. The computer runs on battery power. What energy conversion is occurring from the battery to the light being given off by the computer?
a) chemical, electrical, light
b) chemical, electrical, sound
c) electrical, chemical, light
d) electrical, light, sound

Which of the following objects has potential energy?
a) a ball rolling down a hill.
b) a car going down the street
c) a boulder at the edge of a cliff
d) a cat running across the yard

Which of these is the best example of heat transfer by radiation?
a) butter melts on warm bread
b) a ceiling fan cools a warm room
c) puddles of water cool a warm tile floor
d) a satellite is warmed by sunlight

The law of conservation of energy states that ___.
a) energy is totally lost
b) more energy is produced
c) energy changes to matter like chemicals
d) energy changes form, but is not lost or gained

Steve has a pinwheel. While helping his mom with dinner, he discovered that the steam produced when boiling water makes the pinwheel spin. Which energy transformation describes how the pinwheel moves?
a) heat energy to mechanical energy
b) chemical energy to heat energy
c) sound energy to mechanical energy
d) heat energy

An ice cube is placed into a hot pan that is sitting on the counter top. How will the heat energy move?
a) the heat will travel from the pan to the ice cube.
b) the coldness will move from the pan to the ice cube.
c) the heat will move from the ice cube to the pan.
d) the coldness will move from the ice cube to the pan.

The energy related to the motion of an object is called ___.
a) potential energy
b) kinetic energy
c) chemical energy
d) wind energy

Which of the following occurs during an energy transformation?
a) energy disappears
b) new energy appears
c) energy changes form
d) matter is created from energy

A light bulb transforms electrical energy to which type of energy?
a) light energy
b) mechanical energy
c) nuclear energy
d) potential energy

When energy moves from one form to another is called _____________________.
a) kinetic energy
b) potential energy
c) energy
d) energy transformation

The transfer of heat by the movement of air currents in Earth's atmosphere is an example of ___.
a) conduction
b) radiation
c) convection
d) fusion

What is the ability to do work called?
a) potential energy
b) energy
c) mechanical energy
d) force

Gasoline is the fuel the car uses. Which of the following describes the energy conversion from gasoline to the movement of a car?
a) mechanical to chemical
b) nuclear to mechanical
c) chemical to mechanical
d) thermal to chemical

Potential energy refers to objects that are ___.
a) not in motion.
b) changing chemically
c) in motion
d) cahnging electrically

Which process best shows the conversion of solar energy to chemical energy?
a) tides generating electricity
b) prevailing winds causing windmills to spin
c) green plants making their own food
d) uranium producing heat to make steam

Nuclear reactions can split the bonds between atoms to produce energy. If the energy produced in this reaction is used to turn water into steam, what kind of energy transformation has occurred?
a) nuclear energy to thermal energy
b) electrical energy to chemical energy
c) chemical energy to nuclear energy
d) thermal energy to light energy

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