C1 - Units, Work, and Power Flashcards
How do you convert °C to K?
+273
How do you convert K to °C?
-273
What are the units for Force?
N
What is measured in N?
Force
What are the units for Energy?
J (Nm)
What is measured in J or Nm?
Energy
What are the units for Power?
W
What is measured in W?
Power
What are the units for Pressure?
Pa (Nm−2)
What is measured in Pa?
Pressure
How do you convert W to kW?
÷1000
How do you convert kW to W?
×1000
What is work?
When a force is used to move an object
What happens when work is done?
Energy is transferred to the object that work is done on
What is it called when a force moves an object?
Work
What equation is used to calculate work?
Force × Distance Moved
What is calculated using Force × Distance Moved?
Work
What is power?
How fast work is done?
What is a measure of how fast work is done?
Power
What is the equation for calculating Power?
Work Done ÷ Time
What is calculated using Work Done ÷ Time?
Power
