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PHYS 273 COURSE –QUIZ QUESTIONS AND ANSWERS LESSON 1 TO LESSON 12 Concordia University
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PHYS 273 COURSE –QUIZ QUESTIONS AND ANSWERS LESSON 1 TO LESSON 12 Concordia University
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PHYS 273 COURSE –QUIZ QUESTIONS AND ANSWERS LESSON 1TO LESSON 12 Concordia University
PHYS 273 –QUIZ QUESTIONS
LESSON 1
● If you double the speed of an object how does its kinetic energy change?o
It quadruples (4x)
● If the temperature of an object increases, the thermal energy…o
Always increases
● The energy stored in coal is an example of…o
Chemical energy
● Dino and Jake are out for a walk together pushing their strollers. They each exert the same
amount of force on their strollers. Dino walks twice as far as Jake. Compare work.o Dino
does twice as much work as Jake.
● The energy due to an object’s motion is called…o
KE (kinetic energy)
● Energy is…
o The ability to do work
● The sun’s energy reaches Earth in the form of…
o Electromagnetic energy
● You pick up an apple up off the ground and lift it up one meter to the top of a table. Whatis
happening?
o Increase the apple’s gravitational potential energy (GPE)
● The energy carried by light is called…
o Electromagnetic energy
● A joule is…
o The work done by one newton of force acting over one meter
● The metric unit of energy is…
o Joule
● You try to pick up your mom’s car but it is too heavy and it doesn’t move. After you arevery
tired. Is work done or not done and why?
o No work is done on the car because it did not move
● Work is….
o The transfer of energy
● Mass being converted to energy is an example of…
o Nuclear energy
● The “c” in E=mc^2 refers to…
o The speed of light
● T or F: Saying “the electromagnetic spectrum” is the same as saying “visible light”.
o False
● The energy due to the motion of atoms in a material is…
, o Thermal energy
● A calorie is…
o The amount of energy requires to raise the temperature of 1g of water by 1oC.
● T or F: All electromagnetic radiation is visible light
○ False
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