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Thermodynamics

Total questions: 45

Worksheet time: 59mins

Name
Class
Date
1.
A(n) _____________ is a device for measuring temperature.
a)
thermometer
b)
barometer
c)
anemometer
d)
psychrometer 
2.
The transfer of thermal energy between objects of different temperatures is called...
a)
temperature
b)
heat
c)
internal energy
d)
none of these
3.

Heat transfer by conduction occurs when...

a)

particles touch each other

b)

large numbers of atoms move from place to place

c)

atoms give off heat in the form of electromagnetic waves

d)

electromagnetic waves travel from place to place through a vacuum

4.
What is "Entropy"?
a)
The tendency of objects to warm up
b)
The tendency of energy to spread out
c)
The tendency of energy to make heat
d)
The tendency of objects to do work
5.
Which would have more entropy?
a)
Frozen ice cream
b)
Liquid Ice cream
6.
The Law of Conservation of Energy states:
a)
Energy can created or destroyed but not transformed 
b)
Energy cannot be created or destroyed, it can only transformed
c)
Energy can't be created, destroyed or transformed
7.
High temperature is connected to:
a)
Low kinetic energy.
b)
High kinetic energy.
c)
Zero net energy.
d)
Equal kinetic energies.
8.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
9.
Heat travels from the sun to the earth by the process of...
a)
conduction
b)
convection
c)
radiation
d)
insulation
10.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
11.
Stored energy that results from the position or shape of an object is called...
a)
Thermal
b)
Potential
c)
Kinetic
d)
Gravitational
12.

Select the correct SI unit for Heat

a)

calorie

b)

joule

c)

kelvin

d)

celsius

13.

Select the correct symbol for Heat

a)

H

b)

t

c)

Q

d)

E

14.

The 2nd Law of Thermodynamics tells us...

a)

Heat flows from cold to hot.

b)

Heat flows randomly, it's a 50/50 coin flip

c)

Heat doesn't flow, temperature flows.

d)

Heat flows from hot to cold.

15.

The first law of thermodynamics tells us...

a)

Heat flows from hot to cold

b)

Order goes to disorder

c)

The amount of heat put into a system is the amount of energy that system gains.

d)

Absolute Zero cannot be reached

16.

The transfer of heat through a fluid (liquid or gas) is...

a)

Conduction

b)

Convection

c)

Radiation

d)

Ablation

17.

What method of heat transfer is causing heat to flow from the tip of the spoon to the handle of the spoon?

a)

Conduction

b)

Convection

c)

Radiation

d)

Erosion

18.

What method of heat transfer do solar panels rely on?

a)

Conduction

b)

Convection

c)

Radiation

d)

Nucleation

19.

What is the branch of physics concerned with heat and temperature?

a)

Kinematics

b)

Mechanics

c)

Optics

d)

Thermodynamics

20.

When you place the metal in boiling water, heat flows from the _________ to the _______.

a)

metal to the boiling water

b)

bottom of the metal to the top half of the metal

c)

bottom of the water to the top of the water

d)

boiling water to the metal

21.

Specific Heat is..

a)

the temperature initial minus temperature final

b)

the amount of heat/energy required to raise 1 gram of a substance by 1°C (or K) aka "C"

c)

the temperature final minus temperature initial

d)

the item in a system with given weight in grams

22.
Which best describes ENTROPY?
a)
Useful heat energy needed to drive an engine
b)
Heat that can be stored to be used at a later date
c)
  Random energy that escapes from the system
d)
A state of order in a physical system
23.
Which state of H2O  has the greatest entropy?
a)
Ice
b)
Water
c)
Vapor
24.
Which statement is true about the ENTROPY?
a)
Entropy refers to DISORDER, the unusable energy that escapes a system.
b)
Entropy refers to the balance of temperature among two or more systems.
c)
Entropy refers to the average kinetic energy of the molecules.
d)
Entropy refers to the inability to destroy or create energy. 
25.
As a system becomes more disordered, entropy
a)
remains the same
b)
increases
c)
decreases
d)
cannot be determined
26.
Which would have more entropy?
a)
Frozen ice cream
b)
Liquid Ice cream
27.

A piece of ice is added to water in a cup. The entropy

a)

decreased

b)

increased

c)

no change

d)

decreases then increases.

28.
Warming hand over a radiator.
a)
Conduction
b)
Convection
c)
Radiation
29.
Eggs cooking in a frying pan.
a)
Conduction
b)
Convection
c)
Radiation
30.
Snowman melting in the sun.
a)
Conduction
b)
Convection
c)
Radiation
31.
Water boiling in a kettle.
a)
Conduction
b)
Convection
c)
Radiation
32.
Warmth from the fireplace circulating through the house.
a)
Conduction
b)
Convection
c)
Radiation
33.
Tongue freezing to a metal pole.
a)
Conduction
b)
Convection
c)
Radiation
34.
Newt boiling in a hot caldron.
a)
Conduction
b)
Convection
c)
Radiation
35.
Ice melting on a hotplate.
a)
Conduction
b)
Convection
c)
Radiation
36.
Steam piping out of a teapot.
a)
Conduction
b)
Convection
c)
Radiation
37.
Burning your hand on a hot pan
a)
Conduction
b)
Convection
c)
Radiation
38.
Laying out in the sun.
a)
Conduction
b)
Convection
c)
Radiation
39.
Roasting marshmallows over a fire.
a)
Conduction
b)
Convection
c)
Radiation
40.
Heating a kettle on a hot furnace.
a)
Conduction
b)
Convection
c)
Radiation
41.
Which will most likely occur when raw egg is placed on black pavement on a hot, summer day?
a)
The pavement will conduct the heat and cook the egg.
b)
The egg will reflect the heat and make the pavement hotter underneath.
c)
The egg will absorb the heat  and leave the pavement hotter underneath.
d)
The pavement will absorb the heat from the egg, and the egg will stay raw.
42.
Jordan places a hot spoon into a container of ice cream. How does this help him scoop  out the ice cream? 
a)
The coolness from the ice cream is conducted to the spoon making it easier to scoop out.
b)
The coolness from the ice cream is radiated to the spoon making it easier to scoop out.
c)
The warmth of the spoon is conducted to the ice cream  making it easier to scoop out.
d)
The warmth of the spoon is radiated  to the ice cream making it easier to scoop out.
43.
Which describes what can happen as a result of radiation?
a)
 A piece of wood burns in a fire.
b)
A shirt is hot after having been  ironed.
c)
A can of soup is heated in a pot on a stove.
d)
A car’s inside temperature rises  to over 100 degrees on a sunny day.
44.
John put a heat pack on his cold feet. What will most likely be the result?
a)
The cold from John’s feet will  be radiated into  the heat pack.
b)
The warmth of the heat pack will be radiated  onto John’s feet.
c)
The cold from John’s feet will be conducted  into the heat pack.
d)
The warmth of the heat pack will be conducted  onto John’s feet.
45.
Which best describes the process of convection?
a)
Convection is the primary way  heat travels  through rays.
b)
Convection is the primary way heat travels  through metals.
c)
Convection is the primary way heat travels  through appliances.
d)
Convection is the primary way heat travels  through liquids and gasses.

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