PHYS (273) EXAM NEWEST 2025/2026 LATEST TESTING
ACTUAL EXAM WITH 90 QUESTIONS AND CORRECT DETAILED
ANSWERS ALREADY GRADED A+ / PHYS 273 ACTUAL EXAM
(BRAND NEW) | GUARANTEED PASS
On a clear day about how much of the light hitting the earth makes it to the
surface
34%
14%
44%
24% - ✔✔✔ Correct Answer > 24%
Starting with energy production in the sun, choose the correct forms of energy to
complete the energy flow description for an active solar system
Nuclear >X >Y>Kinetic>Z
Chemical, heat/thermal, mass/nuclear, kinetic, potential, electric,
electromagnetic - ✔✔✔ Correct Answer > ????
Energy is - ✔✔✔ Correct Answer > the ability to do work
the energy due to the motion of atoms in a material is which energy
,chemical
thermal
nuclear
electrical
electromagnetic - ✔✔✔ Correct Answer > thermal .. kinetic
If you double the speed of an object how does its kinetic energy change? - ✔✔✔
Correct Answer > It quadruples
Which of the following could NOT be a unit of power?
Joules per second
watts
joules
calories per hour - ✔✔✔ Correct Answer > joules
Home appliances that produce heat tend to be low power
T/F - ✔✔✔ Correct Answer > False
A process that occurs spontaneously in one direction only is called - ✔✔✔ Correct
Answer > irreversible
, Only a small percentage of the electricity we use is produced by converting
mechanical energy into electrical energy
T/F - ✔✔✔ Correct Answer > False
Most countries depend on fossil fuels for more than 50% of their energy needs
T/F - ✔✔✔ Correct Answer > True
Energy use per person is much higher
a) developed countries
b)undeveloped countries - ✔✔✔ Correct Answer > developed countries
In which hemisphere are most of the known coal reserves found
northern
southern
it is approximately equal - ✔✔✔ Correct Answer > northern
there hasnt been a major mining accident in canada since the 1970's
T/F - ✔✔✔ Correct Answer > F
Light intensity is
ACTUAL EXAM WITH 90 QUESTIONS AND CORRECT DETAILED
ANSWERS ALREADY GRADED A+ / PHYS 273 ACTUAL EXAM
(BRAND NEW) | GUARANTEED PASS
On a clear day about how much of the light hitting the earth makes it to the
surface
34%
14%
44%
24% - ✔✔✔ Correct Answer > 24%
Starting with energy production in the sun, choose the correct forms of energy to
complete the energy flow description for an active solar system
Nuclear >X >Y>Kinetic>Z
Chemical, heat/thermal, mass/nuclear, kinetic, potential, electric,
electromagnetic - ✔✔✔ Correct Answer > ????
Energy is - ✔✔✔ Correct Answer > the ability to do work
the energy due to the motion of atoms in a material is which energy
,chemical
thermal
nuclear
electrical
electromagnetic - ✔✔✔ Correct Answer > thermal .. kinetic
If you double the speed of an object how does its kinetic energy change? - ✔✔✔
Correct Answer > It quadruples
Which of the following could NOT be a unit of power?
Joules per second
watts
joules
calories per hour - ✔✔✔ Correct Answer > joules
Home appliances that produce heat tend to be low power
T/F - ✔✔✔ Correct Answer > False
A process that occurs spontaneously in one direction only is called - ✔✔✔ Correct
Answer > irreversible
, Only a small percentage of the electricity we use is produced by converting
mechanical energy into electrical energy
T/F - ✔✔✔ Correct Answer > False
Most countries depend on fossil fuels for more than 50% of their energy needs
T/F - ✔✔✔ Correct Answer > True
Energy use per person is much higher
a) developed countries
b)undeveloped countries - ✔✔✔ Correct Answer > developed countries
In which hemisphere are most of the known coal reserves found
northern
southern
it is approximately equal - ✔✔✔ Correct Answer > northern
there hasnt been a major mining accident in canada since the 1970's
T/F - ✔✔✔ Correct Answer > F
Light intensity is
