WorksheetsDensity and Heat Transfer
Total questions: 13
Worksheet time: 10mins
Name
Class
Date
1.
I have two objects with the same volume but different masses. Which object will be more dense?
a)
The object with more mass.
b)
The object with less mass.
2.
A brick sinks in water while a wooden block of the same size floats. This is because the brick has a
a)
lower volume than the wooden block
b)
lower density than the wooden block
c)
higher volume than the wooden block
d)
higher density than the wooden block
3.
A scientist has four different liquids and pours them all into a bottle. The silver liquid sinks to the bottom, the red liquid settles on top of the silver one, and the pink liquid stays at the surface. Which liquid has the smallest density?
a)
the pink liquid
b)
the silver liquid
c)
the red liquid
d)
the water
4.
Helium balloons rise on earth because
a)
helium is less dense than the air around it
b)
helium is more dense than the air around it
c)
helium is cooler than the air around it
5.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
6.
What heat transfer happens when you burn your hand by touching a stove?
a)
Radiation
b)
Conduction
c)
Convection
d)
I don't know!!!!!!!!!!!
7.
Warm air rises and the cool air sinks demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
d)
Insolation
8.
Ironing a shirt is an example of...
a)
condensation
b)
conduction
c)
convection
d)
radiation
9.
Warm air is __________ dense than cold air and rises creating convection currents.
a)
more
b)
less
10.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
11.
Carole owns a two story house with a heating and cooling unit on each floor. In the winter she mostly uses the downstairs unit because the volume of warm air __________ and __________ warming the whole house through __________.
a)
expands, rises, convection
b)
expands, sinks, conduction
c)
contracts, rises, conversion
d)
contracts, sinks, contraption
12.
What happens when ice cubes melt in a glass?
a)
Heat travels from the ice to the warmer water.
b)
No energy is transferred.
c)
Heat is transferred from the warmer water to the ice cubes.
d)
The water warms up due to the humidity
13.
Heat transfer is really neat! It always goes from _____ to ____
a)
hot to cold
b)
cold to hot
100 %
