When you feel warmth from a fire, what method of heat transfer are you experiencing?
Conduction
Refraction
Radiation
Convection
A scientist places a hot brick on top of an identical cold brick. After a while, the scientist observes that both bricks have the same temperature. Which of the following best explains why both bricks are the same temperature?
Heat is transferred from the warmer brick to the cooler brick.
Cold is transferred from the cooler brick to the warmer brick.
The bricks transfer the same amount of heat and cold to each other.
You are helping your parent cook dinner with a metal pan. When you pick up the pan, the handle burns your hand. Which form of thermal energy (heat) transfer causes you to burn your hand?
Conduction
Convection
Radiation
Refraction
You are in the top bunk of a bunk bed and you want to turn the air conditioner on while your friend on the bottom bunk is fine. This is caused by:
Conduction
Convection
Radiation
Refraction
You put a cold spoon into a cup of hot chocolate. What happens to the spoon and the hot chocolate after a few minutes?
The temperature will not change.
Only the temperature of the spoon will change.
The spoon will get hotter than the hot chocolate.
The spoon and the hot chocolate will become the same temperature.
Heat moves from an area of _____________ temperature to an area of ________________ temperature.
low; high
warm; cold
cold; warm
cool; hot
Coffee touches my mouth. The heat transfers from the ________________ to the ________________. This heat transfer would be __________________________.
mouth; coffee; convection
coffee; mouth; convection
coffee; mouth; conduction
mouth; coffee; conduction
How is heat being transferred in the diagram?
convection: Sun to Earth
radiation: Earth to Sun
radiation: Sun to Earth
convection: Earth to Sun
A wooden spoon and a metal spoon are placed in the same container of boiling water at the same time. Which statement about the spoons is true after one minute in the water?
The temperature of the spoons remains the same.
The temperature of both spoons increases the same amount.
The temperature of the wooden spoon is greater than that of the metal spoon.
The temperature of the metal spoon is greater than that of the wooden spoon.
A student places a 60 degree Celsius bowl of soup in a 25 degree Celsius room. The student records the temperature of the soup every three minutes in a table.
Which statement best explains the change in the soup's temperature?
Heat transfers from the soup to the room, warming the soup.
Heat transfers from the soup to the room, cooling the soup.
Heat transfers from the room to the soup, warming the soup.
Heat transfers from the room to the soup, cooling the soup.