Thermodynamics Review

An adiabatic process occurs at constant

• Temperature

• pressure

• heat

• none of these

Human body is a __________________ system

• open

• closed

• isolated

Tags

NGSS.MS-LS1-3

NGSS.MS-LS2-3

Which of the following systems where the work is not performed on or by the system nor is heat extracted or added to the system?

• open system

• closed system

• isolated system

Pressure cooker is an example of __________ system.

• open

• closed

• isolated

The SI unit for measuring heat is the 

• pascal
• newton
• Joule
• calorie

Thermodynamics is the study of what?

• The transfer of energy
• The creation of energy
• The speed of reactions 
• The affect of heat on the speed of a reaction 

Tags

NGSS.HS-PS3-4

What quantity of heat is required to raise the temperature of 450 grams of water from 15°C to 85°C? The specific heat capacity of water is 4.18 J/g/°C.

• 131670 J
• 159885 J
• -131670
• none of the above

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

What is the efficiency of the machine if the input is 263 J and a the useful output is 142 J?

• 6.26%

• 54%

• 100%

• 260%

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

• Hotter to colder
• Colder to hotter
• Hotter to hotter
• Colder to colder

Tags

NGSS.HS-PS3-4

A measure of the amount of disorder or randomness in a system.

• Entropy

• Exothermic

• First Law of Thermodynamics

• Heat engine