WorksheetsHeat Transfer Warm Up
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
the transfer of heat through a material by direct contact
a)
conduction
b)
convection
c)
radiation
2.
The flow of heat due to a temperature difference is called...
a)
Heat Transfer
b)
Conduction
c)
Convection
d)
Radiation
3.
This picture is an example of...
a)
Conduction
b)
Convection
c)
Radiation
4.
__________ is the transfer of heat by the movement of a fluid.
a)
Conduction
b)
Convection
c)
Radiation
5.
When you touch hot sand, heat is transferred by _________ to your skin.
a)
conduction
b)
convection
c)
radiation
6.
The warm air from this heater creates a current when the warm air rises and the cold air sinks.
a)
conduction
b)
convection
c)
radiation
7.
A toaster oven heats the air inside, creating cycles of hot air that warm food.
a)
Radiation
b)
Conduction
c)
Convection
d)
none of these
8.
Snowman melting in the sun.
a)
Conduction
b)
Convection
c)
Radiation
9.
Water boiling in a kettle.
a)
Conduction
b)
Convection
c)
Radiation
10.
Warmth from the fireplace circulating through the house.
a)
Conduction
b)
Convection
c)
Radiation
11.
Which way does heat flow?
a)
hot to cold
b)
cold to hot
c)
it doesn't
12.
What is absolute zero?
a)
0 K
b)
273 K
c)
0oC
13.
The total amount of energy in a system is ALWAYS ________.
a)
increasing
b)
decreasing
c)
conserved
d)
changing
14.
The first law of thermodynamics is basically the same as which law?
a)
Newton's first law
b)
The law of conservation of energy
c)
The law of conservation of momentum
d)
Newton's second law
15.
What is entropy?
a)
Disorder
b)
Not disorder
100 %
