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Test your basic knowledge |
Everyday Physics
Start Test
Study First
Subjects
:
science
,
literacy
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. P + density x g h
Why does something move?
pressure at depth h
infrasound
Aristotle
2. Maximum displacement from equilibrium
Change in internal energy
amplitude
Velocity=
Speed of light
3. Equals total momentum after collision
Total momentum before collision
amplitude
Net force
Voltage
4. Heat Q= mass of sample x specific heat x temp change
period p of a mass m oscillating on a horizontal spring of force constant k
Heat capacity equation
infrasound
Power (watts)
5. The combination of force and point of application
density of air
Torque
the pressure of liquids _____ when it goes faster
density of lead
6. V1 x A1=v2 x A2
incoming and outgoing flow rate formula
wave
Mechanics
mass flow rate formula
7. Current x resistance
volume fluid flow rate
c=3x10^8 m/s
Mechanics
Voltage
8. It increases
Centripedal acceleration=
Conduction
law of conservation of energy
pressure does what when depth is increased
9. Z+n
Wavelength
Newton's Second Law
azX
The US uses how much of the total world energy consumption?
10. Heat Q= mass of sample x specific heat x temp change
Velocity=
Heat capacity equation
Acceleration
Change in internal energy
11. 25%
Convection
wave
The US uses how much of the total world energy consumption?
Mechanics
12. Fbottom-Ftop=mg=(density x vol) x g
wave
viscosity
variation of pressure with depth
volume fluid flow rate formula
13. Initial velocity= the square root of 2gh
Momentum
Total momentum before collision
ultrasound
Velocity required for an object to reach height h
14. The heat needed to raise the temperature of 1 pound of water by 1 degree F
Quantum mechanics
1 BTU
Net force
mechanical wave
15. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
Resistance
Centripedal acceleration=
Kepler
Wave speed=
16. Maximum displacement from equilibrium
amplitude
Resistance
static fluid formula
frequency of light
17. Heat into system - work done by system
Change in internal energy
Power (watts)
1 BTU
Brahe
18. If the CG is above the edge - the object will not fall
Momentum
Condition for stability
bernoulli's equation
Conduction
19. The total force (positive and negative) acting upon an object
volume fluid flow rate
volume fluid flow rate
Net force
measure of density
20. How much torque it takes to get an object rotating
Rotational inertia (moment of inertia)
Distance traveled
Engine efficiency
bernoulli's equation
21. Sounds above 20 -000 Hz
Kepler
Net force?0 net torque=0
ultrasound
Heat capacity (specific heat)
22. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Projectile
Rotational inertia (moment of inertia)
Einstein
Newton
23. The force that brings a system back to equilibrium
restoring force
Condition for stability
Distance traveled
Buoyant force
24. ?
Net force
Convert Celsius to Fahrenheit
c=3x10^8 m/s
Engine efficiency cannot be 100%
25. You can't get more work out than the energy you put in
density of water
Conservation of energy
period p of a mass m oscillating on a horizontal spring of force constant k
continuity
26. The energy that flows from one system to another because of their temperature difference.
Convert Celsius to Kelven
Distance traveled
Net force?0 net torque=0
Heat
27. P(P2-P1)D^4/128Ln n=fluid's viscosity
static fluid formula
Convert Celsius to Fahrenheit
Flow through a pipe
Torque
28. How much torque it takes to get an object rotating
Rotational inertia (moment of inertia)
1 BTU
measurement of pressure
Thermal radiation
29. Time required to complete one cycle
Heat
Period
measure of density
density of water
30. Velocity squared / radius
Net force
Photon energy
measure of density
Centripedal acceleration=
31. Net force=0 net torque=0
Mechanics
Velocity required for an object to reach height h
infrasound
Equilibrium
32. 11 -000 kg/m^3
Change in internal energy
density of lead
Voltage
Wave speed=
33. An object that is thrown or struck or shot and then travels under the influence of gravity
Wave speed=
Projectile
Fluid force
when ice in water melts what happens?
34. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Einstein
Weight
Flow through a pipe
Second law of thermodynamics
35. Current x voltage energy/time (joules per second)
Power (watts)
density of aluminum
law of conservation of energy
bernoulli's equation
36. Weight of displaced water=volume of displaced water in liters x 10 n / liter
entropy
Buoyant force
density of air
Mechanics
37. C / f
Wavelength
Einstein
Thermal conductivity
Thermal conductivity
38. Work done / heat in
density of aluminum
amplitude
Engine efficiency
Buoyant force
39. Distance traveled / time
Net force=0 net torque?0
Velocity=
restoring force
Centripedal acceleration=
40. 2 -700 kg/m^3
Engine efficiency
density of aluminum
Momentum
1 BTU
41.
Distance traveled
variation of pressure with depth
Convert Celsius to Fahrenheit
Einstein
42. Pascal (Pa) or pounds per square inch (psi)
Torque
measurement of pressure
Condition for stability
Aristotle
43. New theory that explained behavior at the atomic level
Newton's Second Law
Thermal conductivity
Resistance
Quantum mechanics
44. It increases
Heat capacity (specific heat)
variation of pressure with depth
Voltage
pressure does what when depth is increased
45. The total disorder of an object
Emissive
The US uses how much of the total world energy consumption?
entropy
Present velocity
46. Current x resistance
amplitude
Voltage
frequency of light
Mechanics
47. Initial velocity = acceleration x time
Convert Celsius to Kelven
Present velocity
Equilibrium
measure of density
48. 1 -000 kg/m^3
Torque
density of water
Second law of thermodynamics
period of a pendulum T of length L
49. Heat is transferred directly through a material with no bulk movement of material
pressure at depth h
measurement of pressure
Conduction
period p of a mass m oscillating on a horizontal spring of force constant k
50. Mass x gravity
Weight
Torque
Stable
The US uses how much of the total world energy consumption?
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