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PHYS-EXAM-BANKS FINAL EXAM (COMPLETE COVERED COURSE TRIAL QUESTIONS AND ANSWERS) Concordia University
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PHYS-EXAM-BANKS FINAL EXAM (COMPLETE COVERED COURSE TRIAL QUESTIONS AND ANSWERS) Concordia University

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  • November 25, 2023
  • 71
  • 2023/2024
  • Exam (elaborations)
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  • phys exam banks final
  • phys exam banks final exam

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PHYS-EXAM-BANKS FINAL EXAM (COMPLETE COVERED COURSE TRIAL QUESTIONS AND
ANSWERS) Concordia University




1. Energy is :
a) Power
b) A force of nature
c) Amount of
momentumd) The ability
to do work


2. If you double the speed of an object how does its kinetic energy change?
a) Stays the same
b) It doubles
c) It triples
d) It quadruples


3. Which of the following could NOT be a unit of power?
a) Joules per second
b) Watts
c) Calories per
hourd) Joules


4. Home appliances that produce heat tend to be low power.
a) True
b) False


5. A process that occurs spontaneously in one direction is called
a) Reversible
b) Irreversible
c) Undeniable
d) Insatiable


6. Only a small percentage of the electricity we use in produced by converting mechanical energyinto
electrical energy

, a) True
b) False


7. Most countries depend on fossil fuels for more than 50% of their energy needs.
a) True
b) False
8. Energy use per person is much higher

, a) In highly developed countries
b) In less developed countries


9. In which hemisphere are most of the known coal reserves found?
a) Northern
b) Southern
c) It is approximately equal


10. There hasn't been a major mining accident in canada since the 1970’s
a) True
b) False


11. Light intensity is
a) The energy of the light on some area
b) The momentum of a light wave
c) The total energy of all the light captured
d) The power divided by the area over which the light shines


12. A flat plate collector is similar to the small solar panel in a calculator and takes the sun’s
energy and turns it into usable electricity.
a) True
b) False


13. In the future with better engineering we could have propellor style windmills with efficienciesof
up to 75%
a) True
b) False


14. Canada is one of the top 3 countries in terms of total power produced by wind
a) True
b) False




15. Spent nuclear fuel has been used up and therefore is no longer radioactive.
a) True

, b) False


16. The total fraction of energy generated by nuclear power worldwide is predicted to increase by
2040.
a) True
b) False


17. A good home insulation will not be good at transferring heat.
a) True
b) False


18. The standard that certifies energy efficient products is called
a) Energy star
b) Green star
c) Canadenergy
d) GreenLite


19. What compound is produced by incomplete combustion of fossil carbon?
a) CO2
b) CO
c) NO2
d) N2


20. Which of the following is a primary pollutant?
a) SO2
b) SO3
c) Sulphuric Acid


21. In the last 100 years, overall, the average distribution of marine taxonomic groups has
a) Shifted towards colder water regions
b) Shifted towards warmer water regions
c) Not changed significantly




22. The ratio of different types of carbon in the atmosphere tells us
a) That the increase in atmospheric CO2 is from very old sources
b) That CO2 levels have increased since the 1800s

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