WorksheetsStudy Guide 📖
Total questions: 20
Worksheet time: 8mins
Name
Class
Date
1.
What is heat🔥?
a)
potential energy
b)
is the transfer of thermal energy from one object to another because of a temperature difference
c)
kinetic energy
d)
energy that a body possesses by virtue of being in motion.
2.
❄Temperature is related to the average kinetic energy of the particles in an object due to their random motion through space❄
a)
True
b)
False
3.
📈 The lowest temperature that is theoretically possible, at which the motion of particles that constitutes heat would be minimal. It is zero on the Kelvin scale. Is What ? 📈
a)
Calorimeter
b)
Heat Pump
c)
Absolute Zero
d)
Refrigerant
4.
☀ Is the increase in volume of material due to a temperature increase. ☀Is what?
a)
Central Heating System
b)
Thermal Expansion
c)
Heat
d)
Energy
5.
🍁 Is the amount of heat needed to raise the temperature of one gram of material by one degree Celsius. 🍁 Is What ?
a)
Specific Heat
b)
Heat
c)
Energy
d)
Temperature
6.
🔬is an instrument used to measure changes in thermal energy.🔬 Is what?
a)
heat pump
b)
Radiation
c)
Calorimeter
d)
Heat
7.
🔥is the transfer thermal energy with no overall transfer of matter. 🔥 Is what?
a)
Thermal Conductor
b)
Radiation
c)
Waste Heat
d)
Conduction
8.
👏 A thermal Conductor is a material that conducts thermal energy well. 👏
a)
True
b)
False
9.
Thermal insulator is a material that conducts thermal energy well.
a)
True
b)
False
10.
What is Convection?
a)
the quality of being hot; high temperature.
b)
is heat transfer by mass motion of a fluid such as air or water when the heated fluid is caused to move away from the source of heat, carrying energy with it.
c)
power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.
d)
a device that transfers heat from a colder area to a hotter area by using mechanical energy, as in a refrigerator.
11.
A convection current is a current in a fluid that results from convection.
a)
True
b)
False
12.
Radiation is the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization.
a)
True
b)
False
13.
thermodynamics is the branch of physical science that deals with the relations between heat and other forms of energy
a)
True
b)
False
14.
a device for producing motive power from heat, such as a gasoline engine or steam engine is what?
a)
Heat engine
b)
Heat
c)
Specfic Heat
d)
Energy
15.
Waste Heat is by necessity produced both by machines that do work and in other processes that use energy
a)
True
b)
False
16.
external combustion engine is what?
a)
is a heat engine where a working fluid, contained internally
b)
is by necessity produced both by machines that do work and in other processes that use energy
c)
is the branch of physical science that deals with the relations between heat and other forms of energy
d)
is heat transfer by mass motion of a fluid such as air or water when the heated fluid is caused to move away from the source of heat, carrying energy with it.
17.
Internal combustion engine is what?
a)
a material that conducts thermal energy well.
b)
the branch of physical science that deals with the relations between heat and other forms of energy
c)
an engine that generates motive power by the burning of gasoline, oil, or other fuel with air inside the engine, the hot gases produced being used to drive a piston or do other work as they expand.
d)
is a heat engine where a working fluid, contained internally
18.
central heating system provides warmth to the whole interior of a building (or portion of a building) from one point to multiple rooms
a)
True
b)
False
19.
What is a heat pump ?
a)
a material that conducts thermal energy well.
b)
a device that transfers heat from a colder area to a hotter area by using mechanical energy
c)
the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization.
d)
is a current in a fluid that results from convection.
20.
Refrigerant is a fluid that vaporizes
a)
True
b)
False
100 %
