Heat Transfer
TRUE or FALSE:
Heat flows from warmer objects to cooler objects.
TRUE
Why is it so important to control heat in space travel?
If not protected, the astronauts would die from exposure to the extreme temperatures.
What gives us the ability to do work?
energy
What is thermal energy?
How do we measure temperature?
thermometer
Heat transfer that occurs when the particles of a substance carry thermal energy as they move form one place to another.
Covection
The following items protect which space craft from heat?
A blanket of insulation and ammonia-filled pipes
The International Space Station
TRUE or FALSE (If false what would make it correct?)
Potential energy is energy that an object has because of its motion.
False, Potential energy is stored energy.
The transfer of thermal energy from one substance to another is called...
heat
TRUE or FALSE:
As you increase the temperature of a substance, the speed of its particles increase.
TRUE
heat that occurs when the particles of a substance bump into each other.
(Heat transfer that requires touching)
The following items protect which space craft from heat?
Special gold paint, fluid-filled tubes, aerogel, and heaters
probe
Which energy type is created because of motion?
Kinetic energy
What do we call the amount of thermal energy needed to raise the temperature of 1 gallon of water 1 *C?
calorie
When most substances are heated they ....
expand
What states of matter are associated with convection?
liquid and gas
What causes the extreme temperatures on the outside of a space shuttle or capsule when it is reentering the earth's atomsphere?
friction
A roller coaster at the top of a hill has what type of energy?
Potential energy
BONUS: Gravitational potential energy
What do we call the ability of a substance's particles to move faster and expand without changing states?
Thermal expansion
What two degrees do we use to measure temperature?
Fahrenheit and Celsius
What is Radiation?
heat transfer occurs when there are no particles to carry the energy
Which space craft required material on the outside that melted and evaporated like sweat off the craft?
space capsule
Which type of energy is created by an electric guitar when it is being played?
kinetic energy
(BONUS: Sound energy)
What is the measure of the average kinetic energy of the particles in a substance?
Temperature
Any substance that releases energy when it burns is called...
Fuel