WorksheetsHeat and Temperature
Total questions: 38
Worksheet time: 21mins
Give an example of conduction of heat.
Touching a metal spoon that has been sitting in a hot cup of tea
Mixing cold and hot water together
Blowing on a bowl of hot soup
Putting ice in a glass of water
Explain the concept of expansion due to heat.
Expansion due to heat is the increase in size of a substance when it is heated.
Expansion due to heat is the decrease in temperature of a substance when it is heated.
Expansion due to heat is the change in color of a substance when it is heated.
Expansion due to heat is the decrease in size of a substance when it is heated.
What is the difference between Celsius and Fahrenheit temperature scales?
Celsius and Fahrenheit have different boiling point
Celsius and Fahrenheit have the same starting point and degree increments
Celsius and Fahrenheit are the same temperature scale, just with different names
Celsius is used for measuring hot temperatures, while Fahrenheit is used for cold temperatures
Which one is TRUE
Starting point of Celsius is 32 degrees
Starting point of Fahrenheit is 0 degree
Starting point of Fahrenheit is 32 degrees
Boiling points of Celsius is 32 degrees
Which one is TRUE
Starting point of Celsius is 0 degrees
Starting point of Fahrenheit is 0 degree
Boiling point of Fahrenheit is 100 degrees
Boiling points of Celsius is 32 degrees
Why does a metal rod feel colder than a wooden rod at room temperature?
Metal has a higher specific heat capacity than wood.
Metal absorbs more heat than wood.
Metal is a better conductor of heat than wood.
Metal has a lower thermal conductivity than wood.
What is the unit of measurement for temperature?
pounds
degrees
meters
liters
How does heat transfer occur in liquids and gases?
Conduction
Reflection
Convection
Absorption
What is the boiling point of water in Celsius and Fahrenheit?
50°C and 122°F
150°C and 302°F
100°C and 212°F
75°C and 167°F
Thermal expansion is the tendency of matter to change in shape, area, and volume in response to a change in ...
temperature
colour
light
speed
Thermal expansion is the tendency of matter to ... in response to a change in temperature.
change in shape, area and volume
change in shape, area and color
stay the same in shape, area and volume
change in shape, area and speed
... expansion is the tendency of matter to change in shape, area, and volume in response to a change in temperature.
(a)
What are the different types of thermometers and their uses?
Mercury, digital, infrared, and thermocouple thermometers are used to measure temperature in various settings.
Wood, plastic, glass, and metal thermometers are used to measure temperature in various settings.
Clock, scale, ruler, and compass thermometers are used to measure temperature in various settings.
Analog, dial, barometer, and humidity thermometers are used to measure temperature in various settings.
How does temperature affect the density of a substance?
The density of a substance decreases as temperature increases.
The density of a substance increases as temperature increases.
The density of a substance remains constant regardless of temperature.
Temperature has no effect on the density of a substance.
Name a natural source of heat
sun
stove
lightbulb
Which material below is a poor conductor of heat?
wool
steel
aluminium
iron
Heat ... from hotter object to the cooler object.
(a)
what instrument is used to measure temperature
guitar
flute
thermometer
termometer
... can be used together with thermometer to measure and record the temperatures of specific objects or locations accurately
(a)
We use ... to measure temperature
gravity
meniscus
thermometer
scale
Look at water A and B. They contain water at the same temperature. Do they have the same amount of heat?
Yes
No
When there are two objects with different temperatures near each other, the temperature of the hotter object will ...
fall as it loses heat
stay the same
gains heat
absorb heat
the hot milk is placed in cold water what would happen after a few minutes
the hot milk would stay hot
the hot milk and the cold water would be the same temperature
the hot milk would disappear
the cold water would disappear
Which object below is the natural source of heat
electricity
lightbulb
moon
fire
Wood is a good conductor of heat.
true
false
Heat travels from the hotter object to the colder object.
false
Material contracts when heated and expand when cooled
false
Poor conductor of heat is called insulator
false
Metal is a poor conductor of heat
false
Heat causes things to change form
false
Heat is used to keep us warm
false
Rubber is a poor conductor of heat
false
Lightbulb is a natural source of heat
false
Plants need heat to conduct photosynthesis
false
All types of metal are good conductors of heat
false
Heat helps us dry out wet clothes
false
Which one is FALSE
Melting is a change in state of matter caused by losing heat
Melting is a change in state of matter caused by gaining heat
A good conductors of heat material means ...
The material allows heat to travel through it very slowly
The material gets burned easily
The material allows heat to travel through it very quickly
The material melts easily because of heat
