Vocabulary
A tool used to measure heat.
Thermometer
This source of heat is produced by rubbing objects together.
Friction
A student has a candy bar in a coat pocket. The coat is hanging on the coat rack. When the student went to eat the candy for a snack, it melted. Which question would help determine the source of heat that caused the candy bar to melt?
a. Is the coat very thick?
b. What is the temperature of the room?
c. What size is the coat?
b. What is the temperature of the room?
How could you BEST test what color absorbs the most heat?
a. Place different colored paper outside in the sunlight and measure the temperature after 20 minutes.
b. Place different colored paper outside in the sunlight and touch the paper.
c. Place a glass of ice in the sunlight to see how long it takes to melt.
a. Place different colored paper outside in the sunlight and measure the temperature after 20 minutes.
In the winter, you pour your hot cocoa into a styrofoam cup. The styrofoam acts as an insulator. What does an insulator do?
a. Pulls heat out of the cup
b. Puts heat into the cup
c. Keeps the heat in the cup
c. Keeps the heat in the cup
Name the two scales used to measure heat.
Fahrenheit and Celsius
This source of heat is produced during the day. You often feel the heat from this source at recess.
Sunlight
In the classroom, your friend is always cold and you are always hot. When you took the temperature of the room near your friend’s desk, it was lower than the temperature near your desk. Which is the BEST question that you and your friend can ask to determine how a heat source influences this?
a. Do either of you sit near an air vent?
b. Who is wearing a jacket?
c. What is the weather like today?
a. Do either of you sit near an air vent?
How can you get warm on a cool fall night?
a. Sit very still outside
b. Rub your hands together
c. Stand near a pile of leaves
b. Rub your hands together
What is the purpose of an insulator?
a. To increase the amount of heat transferred.
b. They do not allow any heat to transfer.
c. They decrease or reduce the amount of heat transferred.
c. They decrease or reduce the amount of heat transferred.
A material that does not let heat through easily.
Insulator
This source of heat can be produced through fire.
Burning
Two kids were eating ice cream outside. The ice cream began to melt quicker than they could eat it. What is the best question they can ask to find the source of heat that caused the ice cream to melt?
a. What was the temperature outside?
b. What kind of ice cream cones were they?
c. What was the temperature of the ice cream cones?
a. What was the temperature outside?
You put your water bottle down on the sidewalk while you were playing soccer with several of your classmates. When you came back to drink your water, you noticed it was really warm. This has been a problem for several of your friends in your class. What investigation could you perform to show your friends the best place to keep the water as cool as possible?
a. Take the temperature of all the water bottles before practice and spread out the water bottles in different sunny areas. Compare the feel of the water bottles after practice.
b.Take the temperature of all the water bottles before practice and spread out the water bottles in different sunny and shaded areas. Take the temperature after practice and compare the temperatures.
b.Take the temperature of all the water bottles before practice and spread out the water bottles in different sunny and shaded areas. Take the temperature after practice and compare the temperatures.
What does a conductor do?
a. It allows heat to transfer
b. It reduces the amount of heat transferred
a. It allows heat to transfer
A material that lets heat through.
Conductor
This heat source is produced when things are plugged in.
Electricity
A student climbed to the top of the rope in gym class. When he got back to the floor, his hands were very hot and he noticed there were some blisters on the palms of his hands. What question does the school nurse need to ask to determine the heat source that caused the blisters?
a. How long was the rope?
b. Did you fall off of the rope?
c. Did you slide down the rope?
c. Did you slide down the rope?
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Sort the items that are conductors and insulators into a T chart.
Styrofoam
Plastic wrap
Tin foil
Black felt
Cotton balls
Yellow fleece
Black paper
Insulators Conductors
Yellow Fleece Plastic wrap
Cotton Balls Tin foil
Styrofoam Black felt
Black paper
When the temperature goes up it _______.
When the temperature goes down it ______.
Increases; Decreases
Friction, sunlight, burning, electricity
A group of kids were riding their bikes after school. They were going really fast and then approached a large downward hill. They realized that they were going too fast, so they tried to slow down all the way down the hill with their brakes. They got off their bikes and realized their bikes were very hot. What question do the kids need to ask to determine the heat source that caused this?
a. How steep was the hill?
b. What was the temperature of the street?
c. Were the brakes of the bike on the entire way down the hill?
c. Were the brakes of the bike on the entire way down the hill?
A class was trying to decide what color shirt to order for field day. Field Day was scheduled for May. It is usually very hot during the month of May and the class would be outside for at least 2 hours. What could the class do to help them make the best color choice for the shirt?
a. Place the color choices on a table and use a thermometer to record the beginning temperature and the temperature after 2 hours.
b. Place the color choices under a heat lamp and use a thermometer to record the beginning temperature and the temperature after 2 hours.
b. Place the color choices under a heat lamp and use a thermometer to record the beginning temperature and the temperature after 2 hours.
Free Points
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