To find out how hot something is, measure its______
What is temperature?
100
The common scale for the US unit of measurement is
What is Fahrenheit?
100
Which particles are moving fastest?
--particles in ice
--particles in boiling water
--particles in water from the sink
--particles in a glass with water and ice
What is particles in boiling water?
100
Which of these does not produce thermal energy?
--the sun
--an ice pack
--a campfire
--rubbing two objects together
What is an ice pack?
100
Will the water in the pool be hotter on a sunny day or a cloudy day?
What is a sunny day?
200
Rubbing your hands together is an example of______.
What is friction?
200
The metric scale for measuring temperature
What is Celsius?
200
Why does a diver wear a wet suit?
--to keep in thermal energy
--to keep from getting cuts
--to keep from sinking
--to keep out cold
What is to keep in thermal energy?
200
If you leave a pan full of water on the counter overnight, what will happen to the temperature of the pan and the water the next morning?
What is it will become the temperature of the room?
300
Energy that moves particles of matter is_______
What is thermal energy?
300
A potholder is an example of an_____
What is insulator?
300
Which is a conductor?
--blanket
--oven mitt
--metal spoon
--sweater
What is a metal spoon?
300
What could the owner of a house do to keep the house cool on a hot day and save money?
What is turn the thermostat down?
300
Two pots of water are put on a stove. Teh pots are the same size. The water in the pots is at the same temperature. Both burners are set at the same heat level. Five minutes later, the water in Pot 1 is boiling; the water in Pot 2 is not. What can you infer about Pot 2?
What is the pots are not made from the same material?
or Pot 2 is a better insulator than Pot1.
400
An object that allows thermal energy to move easily through it is a_________
What is conductor?
400
To find out how hot something is you measure its_______
What is temperature?
400
What must your hands do to produce friction?
--rub together
--be close together
--touch one another
--be insulators
What is rub together?
400
Which is a good insulator?
--silver spoon
--aluminum foil
--stainless steel spoon
--wooden spoon
What is a wooden spoon?
400
Which of the following uses electricity to produce heat?
--the sun
--a match
--a refrigerator
--a clothes dryer
What is a clothes dryer?
500
The material inside a heavy winter coat is called______
What is insulation?
500
The flow of thermal energy from a warmer to a cooler substance is ___________
What is conduction?
500
What causes a lake to warm in the summertime?
--friction
--the sun
--snow
--rain
What is the sun?
500
Name the four sources of thermal energy.
What are: the sun, friction, electricity, and mixing chemicals?
500
What could someone do to warm themselves on a cold winter day?
What is put on a coat, hat, scarves, gloves, drink something hot, rub their hands together, turn on the heat, stay in the house, etc...?