Review

Multiple Choice

Which form of energy causes water to boil?

• sound energy
• mechanical energy
• thermal energy
• light energy

Multiple Choice

Which of the following is not a form of heat transfer?

• Convection

• Conduction

• Insulation

• Radiation

Multiple Choice

What is potential energy?

• The energy an object has due to its atomic structure.

• The energy an object has due to its chemical composition.

• The energy an object has due to its motion.

• The energy an object has due to its position or condition.

Multiple Choice

What is kinetic energy?

• The energy an object has due to its position or condition

• The energy an object has due to its motion

• The energy an object has due to its chemical composition

• The energy an object has due to its atomic structure

Multiple Choice

Which type of heat transfer is shown?

• convection

• conduction

• radiation

• stir frying

Review Part 1

Multiple Select

Which of the following are examples of heat transfer through conduction? You may choose more than one.

• Using hand warmers to warm up your hands

• Hot air balloon rising

• Burning your hand on a curling iron

• Spoon getting hot while sitting in hot tea

Multiple Choice

Which type of heat transfer is shown?

• convection

• conduction

• radiation

• ironing

Multiple Choice

When does an object have no kinetic energy?

• When it's at rest.

• When it's moving very slowly.

• When the only force that's acting on it is gravity.

• When it has no electrical charge.

Multiple Choice

What type of heat transfer is shown here?

• convection

• conduction

• radiation

• sun shining

Multiple Choice

Heat transfer in the image.

• conduction
• convection
• radiation

Multiple Choice

What type of heat transfer is shown?

• convection

• conduction

• radiation

• bonfire

Multiple Choice

Which object has the most potential energy?

• A ball resting on the ground.

• A ball being thrown at 100 miles per hour.

• A ball on top of a refrigerator.

• A ball resting on the edge of a cliff.

Multiple Choice

Which type of heat transfer is shown?

• convection

• conduction

• radiation

• hot air balloon

Multiple Select

Which of the following are examples of heat transfer through convection?

You may choose more than one.

• Hot air balloon rising

• The second floor of a house is warmer than the first floor

• Boiling water on the stove

• Sitting around a campfire and feeling the heat from the flames

Multiple Choice

What type of heat transfer is shown here?

• convection

• conduction

• radiation

• boiling water

Multiple Choice

When does a yo-yo have the most potential energy?

• When it's at its highest point.

• When it's at its lowest point.

• When it's moving between its highest and lowest points.

• When it's moving at its top speed.

Multiple Choice

If a door was left open between the bedroom (74 degrees) and the living room (68 degrees), what would likely happen to the temperatures after several hours?

• nothing, they would not change

• both rooms would become hotter 

• both room would become colder

• the bedroom temp. would lower and the living room temp. would rise

Multiple Choice

Heat transfer in boiling water.

• Conduction
• Convection
• Radiation

Multiple Choice

After holding an ice pack against his skin for 20 minutes, the man notices the ice pack is melting. Why is this happening?

• radiation - the ice pack is now all melted

• conduction - body heat transferred to the cold ice pack

• convection - the water in the ice pack flowed in a circle pattern

• conduction - heat came from the bigger object to the smaller

Multiple Choice

When is potential energy transformed into kinetic energy?

• When an object at rest is lifted to a higher elevation.

• When an object at rest remains at rest.

• When an object at rest is put into motion.

• When an object in motion is stopped and put at rest.

Multiple Select

If this drink is sitting outside on a hot, sunny day, name two reason why the drink won't stay cold.

• radiation - from the sun is heating the glass

• conduction - the table beneath the glass is heating

• convection - the air is moving in a circle pattern around

• conduction - the straw is heating up

Multiple Select

Which of the following are examples of heat transfer through radiation? You may choose more than one.

• Feeling the heat from a candle

• The water at the top of the pool feels warmer than the deep end

• The sun warming the Earth

• A space heater warming the room

Multiple Choice

If an insulator is doing it's job well, the temperature of an object over time should...

• rise slowly

• lower quickly

• show very little change

• rise quickly

Multiple Choice

What do potential and kinetic energy have in common?

• They're both related to density.

• They're both unrelated to size.

• They're both related to volume.

• They're both related to motion.

Multiple Choice

If you were going to use this pan to cook, what do you notice could be a problem?

• it is made of metal, a good conductor

• the handles are all metal and will be HOT

• the sides are all metal and will be HOT

• there is no food in the pan to cook

Multiple Choice

The heat transfer in the image is by

• convection
• conduction
• radiation

Multiple Choice

Which is the best synonym for potential energy?

• Stored energy

• Energy of motion

• Energy due to gravity

• Mechanical energy

Fill in the Blanks

Convection, conduction or radiation?

Smoke rising in a room due to a fire

Multiple Select

Potential energy depends on the ________ and ________ of the object.

• Height (position)

• Mass

• Speed

• Friction

Multiple Choice

On a cold rainy day a baby is touching a cold window.  It feels so cold. Which way is the heat moving moving? 

• Cold is moving from the window to the hand.
• Heat is moving from the hand to the window.
• Heat doesn't move.
• It moves in currents

Multiple Choice

Which point has the most potential energy?

• G

• F

• B

• A

Fill in the Blanks

Convection, conduction or radiation?

Chocolate melting in your hand

Multiple Choice

At which point of the roller coaster is potential energy the greatest?

• W

• X

• Y

• Z

Multiple Choice

Heat transfer in wind.

• conduction
• convection
• radiation

Multiple Choice

When a pendulum swings, at which point is kinetic energy highest?

• 1
• 2
• 3
• 4

Fill in the Blanks

Convection, conduction or radiation?

A hot air balloon rising in the sky

Multiple Choice

When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

Multiple Choice

Which ice cube will melt first?

• The large cube
• The small cube
• They will melt at the same rate

Multiple Choice

The faster an object moves, the ________ kinetic energy it has.

• more

• less

Fill in the Blanks

Convection, conduction or radiation?

The heat a snake feels from the lamp above him

Multiple Choice

__________ is stored energy.

• Potential

• Kinetic

Multiple Choice

When you use a microwave, what is the main way that heat is transferred?

• Convection
• Conduction
• Radiation

Multiple Choice

What kind of energy is in a moving skateboard?

• Potential
• Kinetic

Fill in the Blanks

Convection, conduction or radiation?

The reason heating vents are usually placed in the floor of homes in the North.

Multiple Choice

What kind of energy is in a person climbing a ladder?

• Potential
• Kinetic
• Both

Multiple Choice

Heat transfers from an area of ____temperature to an area of ___ temperature.

• high to low
• low to high
• high to high
• It can travel high to low and low to high. 

Multiple Choice

What kind of energy is in a waving hand?

• Potential
• Kinetic

Fill in the Blanks

Convection, conduction or radiation?

The reason you use an oven mitt to get a cookie sheet out of the oven.

Multiple Choice

Energy can not be created or destroyed, only converted from one form to another.

• true
• false

Multiple Choice

The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 

• conduction
• convection
• radiation

Multiple Choice

A basketball is being held in the hands of a player. This shows...

• Potential energy

• Kinetic energy

Fill in the Blanks

Convection, conduction or radiation?

Heat from a blow dryer

Multiple Choice

What is energy?

• rate of work
• Motion of an object
• ability to do work
• force over time

Multiple Choice

Heat transfer occurs

• in many directions
• both from warm objects to colder ones and from cold objects to warmer ones.
• only from warm objects to colder ones.
• only from cold objects to warmer ones.

Multiple Select

Kinetic energy depends on the ________ and ________ of the object.

• Height (position)

• Mass

• Speed

• Friction

Fill in the Blanks

Convection, conduction or radiation?

Heat you feel from an electric blanket

Multiple Choice

What kind of energy is in a rock at the edge of a cliff?

• Potential
• Kinetic

Multiple Choice

A cup of tea with a temperature of 80 degrees Celsius is placed on a table in a 20 degree Celsius room.  What happens to the thermal energy and the molecular motion of the tea when it is left on the table?

• The thermal energy increases and the molecules move faster.
• The thermal energy decreases and molecules move more slowly.
• The thermal energy increases and the molecules move more slowly.

Multiple Choice

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• same

Multiple Choice

A student touches a metal sink with her finger and notices that her finger feels cold.  Which of the following statements explains this observations?

• Heat energy flows from the student's finger to the metal.
• Heat energy flows from the metal sink to the student's finger.
• The student's finger was originally at the same temperature as the sink.

Multiple Choice

The average kinetic energy of the atomes or molecules within a substance.

• thermal energy

• kinetic energy

• temperature

• gas

Multiple Choice

energy of motion

• thermal energy

• sondensation

• water vapor

• kinetic energy

Multiple Choice

Water in gas form

• water vapor

• solid

• kinetic energy

• heat

Multiple Choice

Everything has thermal energy

• False

• True

Multiple Choice

Kinetic Energy is the energy of _________

• thermal

• movement

• potential

• atoms

Multiple Choice

Temperature is a way we ____________ energy

• eat

• measure

• gain

• lose

Multiple Choice

Temperature always measures the ___________ movement of molecules

• median

• mode

• total

• average