Heat
Physical and Chemical Changes
Sum of the Parts Equal Sum of the Whole
Conductors and Insulators
Matter Facts
100

Heat moves from _________ things to _________ things.

hot / cold

100

A change in matter that results in a new substance.

Chemical Change

100

A completed puzzle weighs 575 grams.  How much did the puzzle weigh before it was completed?

575 grams

100

The material allows heat or electricity to flow. 

Conductor

100

Which has a greater density;  warm air or cold air?

Cold Air

200

Heat moving through solids that TOUCH.

Conduction
200

Which is a sign of a chemical change:

Water Evaporating      or         Production of Light

Production of Light

200

I combined 356 grams of peanuts with 592 grams of chocolate.  What was the total mass?

948 grams

200
This material blocks the flow of heat.

Insulator

200

The amount of space matter takes up is called __________.

Volume

300

Heat that travels through empty space in electromagnetic waves.

Radiation
300

A __________ change is a change is size, shape, or state.

Physical

300

The art project has a mass of 590 grams.  The natural rocks were 109 grams.  The leaves were 98 grams.  The cotton balls were 63 grams.  The final part of the art project was the frame.  How much was the mass of the frame?

320 grams

300
Would you need a conductor or an insulator to cook bacon?

Conductor

300

Why might a frozen water pipe burst?

The water freezes and expands.

400

Heat moves through liquids and gases when it heats, rises, cools and sinks.

Convection

400

What type of change occurs when water disappears from a puddle?

Physical Change

400

The 500 gram bowl of cake mix included 125 grams of egg, 208 grams of flour, 45 grams of sugar, and ______ grams of water.


122 grams of water

400

Would you use a conductor or an insulator to remove a pizza from the oven?

Insulator

400

Which has less density;  a golf ball or a ping pong ball?

Ping Pong Ball

500

Label each type of HEAT transfer.

1.  Cooking with a Microwave

2.  The Water Cycle

3.  Ironing Clothes

1. Radiation

2.  Convection

3.  Conduction

500

Label each change:

1.  Rusting Nail

2.  Breaking a Vase

3.  Baking a Cake

1.  Chemical

2.  Physical

3.  Chemical

500

49 grams of ice was placed in a closed container.  After the ice melted, what was its mass?

49 grams

500

Label each as conductor or insulator:

1.  Plastic

2.  Copper

3.  Styrofoam

1.  Insulator

2.  Conductor

3.  Insulator

500

Would the wooden door stick in the summer or winter?

Summer - Wood expands when heating

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