Post on 26-Dec-2015
Which material would be a Which material would be a better conductor of heat? better conductor of heat?
Wood or metal?Wood or metal?
Metals allow heat to travel Metals allow heat to travel through them easily. What through them easily. What
are they called?are they called?
When making a circuit, what could When making a circuit, what could you do to keep the wires from you do to keep the wires from
getting too hot? Would you insulate getting too hot? Would you insulate the wires with a metallic material or the wires with a metallic material or
a rubber material?a rubber material?
A material that allows a A material that allows a current to pass through it current to pass through it
easily is called a easily is called a
Give an example of a Give an example of a household activity that household activity that
involves the use of radiation.involves the use of radiation.
The coils on a stove cause a cooking The coils on a stove cause a cooking pot to heat up. This is an example pot to heat up. This is an example
of heat beingof heat being________ ________ from one from one object to another.object to another.
What kind of spoon would What kind of spoon would you NOT want to use to stir a you NOT want to use to stir a hot pot of soup on the stove?hot pot of soup on the stove?
A current is a continuous A current is a continuous flow of electricity. What flow of electricity. What
happens when one part of a happens when one part of a circuit is not connected?circuit is not connected?
It will not allow electricity to It will not allow electricity to flow and it will not light up flow and it will not light up
the bulb.the bulb.
When you lay on the beach, When you lay on the beach, you feel the warmth of the you feel the warmth of the
sun. What type of heat sun. What type of heat transfer occurs when this transfer occurs when this
happens?happens?
What type of material is What type of material is electrical wire typically made electrical wire typically made
out of?out of?
If you want to insulate a can of soda, If you want to insulate a can of soda, which material would be the best to which material would be the best to
wrap the can in to keep it cold?wrap the can in to keep it cold?Aluminum foil, plastic wrap, was paper,
or paper towels
Ice skating, lighting a match, Ice skating, lighting a match, and rubbing your hands and rubbing your hands together all create heat together all create heat
from?from?
Rubbing two sticks together Rubbing two sticks together is an example of producing is an example of producing
heat by _______.heat by _______.
You leave a bottle of sunscreen, a You leave a bottle of sunscreen, a bottle of water, a beach towel, and bottle of water, a beach towel, and
two quarters in the car on a hot two quarters in the car on a hot sunny day. Which item will get the sunny day. Which item will get the
hottest?hottest?
Molecules (speed up/slow Molecules (speed up/slow down) when they are heated.down) when they are heated.