Heat And Temperature Units 1-3

Question 1

How was heat used in the past?

Answer 1

Heat was used to cook food, keep warm, boil water, stay alive.

Question 2

What is thermal energy?

Answer 2

Thermal energy is heat. Which is generated by the movement of tiny particles in an object.

Question 3

The 3 states of matter

Answer 3

State of matter, shape, particle model explanation:

SOLID Think ICE

LIQUID think WATER

GAS Think STEAM

Question 4

Solid

Answer 4

State of matter, shape, particle model explanation:

SOLID Think ICE

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• rigid
• fixed shape
• fixed volume cannot be squashed

Question 5

Liquid

Answer 5

State of matter, shape, particle model explanation:

LIQUID think WATER

🥃🥛☕️🍺 …….
…….
…….

• not rigid
• no fixed shape
• fixed volume cannot be squashed

Question 6

Gas

Answer 6

State of matter, shape, particle model explanation:

GAS

. . .
. . .
. . . Think STEAM

• not rigid
• no fixed shape
• no fixed volume can be squashed

Question 7

4 types of measuring devices

Answer 7

• Thermocouple- looking for heat (hunting)thermos)
• bimetallic strip-(apliences)-(2 metals
• recording thermometer- records air or water
• Infrared thermogram-weather (you cant shoot it)

Question 8

What is comfortable room temperature

Answer 8

20- 25

Question 9

What is the normal human body temperature

Answer 9

37

Question 10

What is the temperature of boiling water at sea level

Answer 10

100

Question 11

What is a temperature of a slush of pure water and ice

Answer 11

0