Heat Transfer Webquest 4 .docx - DIRECTIONS: VISIT THE...

D
IRECTIONS
: V
ISIT THE VARIOUS SITES TO LEARN
,
EXPLORE AND APPLY THE CONCEPTS OF HEAT
TRANSFER AND THEIR METHODS OF TRANSFER
.
P
ART
1: B
ASICS BEHIND
C
ONDUCTION
, C
ONVECTION AND
R
ADIATION
.
1. V
ISIT THE FOLLOWING SITE
:
2.
A
NSWER THE FOLLOWING QUESTIONS BY CLICKING THROUGH THE SITE
’
S ANIMATIONS
.
P
ART
2: E
XPLORING HOW
H
EAT
T
RANSFER OCCURS IN THE HOME
.
1. V
ISIT THE
2.
R
EAD THE ARTICLE
. D
ESCRIBE
5
WAYS IN WHICH YOU CAN PROTECT YOUR HOME FROM HEAT ESCAPING AND
/
OR TOO MUCH HEAT
COMING IN
Heat
Transfer
D
ESCRIBE HOW THE HEAT TRANSFERS WHEN THE BURNER IS LIT
.
The heat from the burner starts the molecules in contact with the burner start to move. Those molecules bump against others in the pot, which bump others, until all the molecules in the pot,
including in the handle, are moving. When someone touches the pot handle, they feel the heat.
LIST 2 GOOD CONDUCTORS AND 2 POOR CONDUCTORS (INSULATORS).
Metals, especially silver, are good electrical conductors . Copper is cheaper than silver, so it is made into millions of miles of electrical wiring every year. Materials like glass and plastic
are poor electrical conductors , and are called insulators .