WorksheetsHeat and Temperature Revision
Total questions: 24
Worksheet time: 26mins
Temperature of an object is...
the measure of hotness of that object
the measure of coldness of that object
how hot or cold that object is
The SI unit of temperature is the (a)
Which of the following is used for measuring temperature?
thermometer
barometer
anemometer
scapulometer
phalangometer
Convert 10 degrees Celsius to Kelvin
(a)
Convert 200 K to degrees Celsius
(a)
0 degrees Celsius is equal to ________ Kelvin
373 K
273.15 K
137.25 K
234.15 K
What is heat?
a form of light
a form of energy
a measure of how old or cold something is
Which of the following shows heat gain?
water turning into ice
shivering in a cold room
ice cream melting under the sun
hot bowl of soup became room temperature
Which of the following shows heat loss?
boiling water
eggs cooking on a pan
ice cream melting under the sun
hot bowl of soup becoming room temperature
Water changes into steam at ___________ on heating
1000C
above 1000C
below 1000C
at 00C
The transfer of thermal energy caused by collisions between particles is called
conduction
convection
radiation
irrigation
navigation
The transfer of thermal energy caused by electromagnetic waves
convection
conduction
radiation
recreation
avocation
The transfer of heat through a fluid by means of circulating currents of fluid caused by heat is called..
conduction
convection
constipation
transportation
obfuscation
A sunburn is caused by
convection
conduction
radiation
ice cream
In order to make iced tea Lois brings a pitcher of water to a boil, adds tea and allows it to steep for 5 minutes. After 5 minutes have passed Lois removes the tea bag and adds ice to cool the tea. Which of the following best describes the direction of the flow of thermal energy?
Thermal energy flows from the tea to the ice.
Thermal energy flows from the ice to the tea.
Thermal energy flows between the ice to the air equally.
Thermal energy flows between the ice and the tea equally.
An object that energy moves through slowly is called a
conductor
insulator
chiropractor
retractor
detector
The specific heat capacity of a substance is...
the change in heat energy associated with one kilogram of a substance heating up by fifteen Kelvin
the change in energy associated with one gram of a substance heating up or cooling down by one Kelvin
the change in heat energy associated with one kilogram of a substance heating up or cooling down by one Kelvin
the change in heat energy associated with one kilogram of a substance cooling down by ten Kelvin
Q = Mc(Δθ) is the formula for...
Specific heat capacity
Heat capacity
Q = C(Δθ) is the formula for...
Specific heat capacity
Heat capacity
The heat capacity of a substance is...
the heat energy needed to change the temperature of a substance by ten Kelvin
the heat energy needed to change the mass of a substance by one Kilogram
the energy needed to change the temperature of a substance by one Kelvin
the heat energy needed to change the temperature of a substance by one Kelvin
0.020 kg of water. specific heat of water is 4180 J/kg°C. temperature changes from 25° C to 20° C, how much heat energy (Q) moves from the water to the surroundings?
418 J
209 J
83 J
4.18 J
10 kg of aluminium is heated from 120C to 220C. How much energy is needed?
8 970 000 J
897 J
8970 J
89 700 J
897 000J
the addition of 485 J of energy increases the temperature of a 47.3 g sample of a metal from 25.6oC to 45.3oC. What is the specific heat capacity of this metal?
226.53 J/kg*oC
520.49 J/kg*oC
401.62 J/kg*oC
385.71 J/kg*oC
