Heat and Temperature

Heat and Temperature

by SciDept Twenty Twenty-One

​Objectives

1. ​Differentiate between heat and temperature

2. ​Identify the scales to measure temperature and heat

​Kindly rest your eyes by closing them for 5 minutes.

​

Multiple Choice

Measures how fast or how slow molecules are moving

• Thermometer
• Temperature
• Heat
• All of them

Multiple Choice

0 Kelvin corresponds to the lowest possible temperature matter can reach

• True

• False

Multiple Choice

Which scale is divided into 100 equal parts between freezing and boiling points?

• Celsius

• Fahrenheit

• Kelvin

Multiple Choice

Which scale is used by scientists to reflect the complete absence of thermal energy?

• Celsius

• Fahrenheit

• Kelvin

Multiple Choice

Radiation, conduction, and convection are three ways that heat is transferred or moves.

True or False

• false

• true

Multiple Choice

How is heat transferred in radiation?

• through solids

• through liquids

• through time

• It does not need any medium.

Multiple Choice

The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?

• radiation
• conduction
• convection
• insulation

Multiple Choice

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• When heat transfers from objects that are touching.
• When heat transfers through the heater or AC in your house.

Multiple Choice

What is the definition of CONVECTION

• When heat transfers through waves.

• When heat transfers from objects that are touching.

• warm fluid rises; cool fluid sinks

• Heat traveling from the sun

Multiple Choice

Warm air is __________ dense than cold air and rises creating convection currents.

• more
• less

Multiple Choice

What is the BEST example of a conductor? 

• A wooden block
• A ceramic mug
• A glass cup
• A metal bowl

Multiple Choice

An insulator . . .

• Allows a lot of heat to escape
• Makes the temperature of an object rise
• Moves heat from one place to another
• Traps heat inside an object

Multiple Choice

A jacket is a good example of an . . .

• Insulator
• Investigator
• Insider
• Interrogator

Multiple Choice

What is the BEST example of a conductor?

• A plastic toy
• A wooden table
• A styrofoam cup
• A metal shed

Multiple Choice

Emerson places a beaker of water on a hotplate and turns the hotplate on. The temperature in the room is 25 ºC. After the water heats to 75 ºC, she adds pieces of ice to the beaker.

Which of the following describes a transfer of heat energy that occurs during this experiment?

• from the air to the water

• from the ice to the beaker

• from the water to the ice

• from the water to the hotplate

Multiple Select

Which description defines heat?

• total thermal energy of an object or substance

• change in the temperature of a substance in degrees Celsius

• energy transferred between objects with different temperatures

• average kinetic energy of the particles that make up a substance

Multiple Choice

When you touch something that feels cold, 

• heat from your hand moves into the cold substance.
• coldness moves from the cold substance into your hand.
• it melts.
• it freezes.

Multiple Choice

The pan is made of iron. The handle is NOT too hot to touch. What might the pan's handle be made of?

• copper

• aluminum

• wood

• iron

Multiple Choice

Rahma got an ice cream from her mom. The ice cream melts under the sun because the ice cream ___________.

• gains heat from the sun

• loses heat to the sun

• cannot withstand the heat from the sun

• produce too much heat

Multiple Choice

Heat loss causes matter to ________. Heat gain causes matter to ________.

• contract ; expand

• expand ; contract

• stay ; change

• change ; stay

Multiple Choice

A device that measures temperature. 

• Thermal energy
• Temperature
• Thermometer
• Heat

Multiple Choice

A temperature scale that is used mostly in United States.

According to it, water freezes at 32 degrees and boils at 212 degrees.

• Celsius

• Fahrenheit

• Kelvin

• All of them

Multiple Choice

The faster molecules move, 

• the higher the temperature
• the less temperature
• the same temperature
• I don't know

Multiple Choice

Mariana is at the beach with her parents so she see on a clock that the temperature is 104 ºF, she asks his father what is the temperature in celsius. He father says:

• 279,5 ºC

• 40 ºC

• 55,5 ºC

• 104 ºC

Multiple Choice

Juanita tells to his mother that she wants to go some day to iceland to see beautiful landscape, but his mother says that the temperatures there are around 280 K on may, Juanita convert to Celsius and get:

• 44.33 ºC

• 280 ºC

• 7 ºC

• 89 ºC

Multiple Choice

How heat is transfered?

• From high to low temperature
• From low to high
• Up to down
• Left to right

Multiple Choice

Boiling Water

• Conduction

• Convection

• Radiation

Multiple Choice

Curling Iron

• Conduction

• Convection

• Radiation

Multiple Choice

Weather Patterns

• Conduction

• Convection

• Radiation

Multiple Choice

Sun Bathing

• Conduction

• Convection

• Radiation

Multiple Choice

Mantle

• Conduction

• Convection

• Radiation

Multiple Choice

Feet on Hot Sand

• Conduction

• Convection

• Radiation

Multiple Choice

Lava Lamp

• Conduction

• Convection

• Radiation

Multiple Choice

Hot Air in a Toaster

• Conduction

• Convection

• Radiation

Multiple Choice

Microwaving Food

• Conduction

• Convection

• Radiation

Multiple Choice

Heat Lamps

• Conduction

• Convection

• Radiation

Multiple Select

Cold Pack on Person

• Heat is transferred from the cold pack to the person.

• Heat is transferred from the person to the cold pack

• The cold pack is getting warmer. The person is getting colder.

• The cold pack is getting colder. The person is getting warmer.

Multiple Select

Hand Warmer in a Hand

• Heat is being transferred from the hand warmer to the hand.

• Heat is being transferred from the hand to the hand warmer.

• The hand is getting warmer. The hand warmer is getting cooler.

• The hand warmer is getting warmer. The hand is getting cooler.