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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. Work done / heat in
Convert Fahrenheit to Celsius
Acceleration
Engine efficiency
Net force?0 net torque=0
2. Heat into system - work done by system
azX
measurement of pressure
Emissive
Change in internal energy
3. Speed of light / wavelength
Aristotle
frequency of light
pressure does what when depth is increased
c=3x10^8 m/s
4. Force x lever arm
Present velocity
Torque
azX
Convert Fahrenheit to Celsius
5. Heat into system - work done by system
period of a pendulum T of length L
Velocity required for an object to reach height h
mass flow rate formula
Change in internal energy
6. A tendency for liquids to resist flowing.
Convert Fahrenheit to Celsius
Thermal radiation
Wavelength
viscosity
7. Pressure x area
Heat
measure of density
Fluid force
Convection
8. Equals total momentum after collision
variation of pressure with depth
Total momentum before collision
when ice in water melts what happens?
Net force
9. Heat Q= mass of sample x specific heat x temp change
Flow through a pipe
Heat capacity equation
Convert Celsius to Fahrenheit
wavelength
10. Force x lever arm
Stable
Torque
Internal energy
Engine efficiency
11.
Heat
variation of pressure with depth
Time for an object thrown to reach maximum height
Energy of motion (kinetic energy)
12. Are wider at the base (which lowers their center of gravity)
Stable structures
Power (watts)
mass flow rate formula
static fluid formula
13. 1 / period (time)
Internal energy
Engine efficiency cannot be 100%
Frequency
Emissive
14. T=2p square root m/k frequency= square root k/m;/2p
period p of a mass m oscillating on a horizontal spring of force constant k
measurement of pressure
continuity
law of conservation of energy
15. 1.25 kg/m^3
density of air
entropy
Net force=0 net torque?0
Engine efficiency
16. 1.25 kg/m^3
when ice in water melts what happens?
Projectile
Velocity=
density of air
17. 1 -000 kg/m^3
density of water
period p of a mass m oscillating on a horizontal spring of force constant k
frequency of light
Period
18. The change in internal energy= the heat absorbed- the work done
mass flow rate formula
mechanical wave
law of conservation of energy
Heat capacity equation
19. Rod with forces applied at opposite ends in opposite directions
Buoyant force
Net force=0 net torque?0
Net force?0 net torque=0
Resistance
20. 11 -000 kg/m^3
Convert Celsius to Kelven
Internal energy
Torque
density of lead
21. Not easy to knock over
variation of pressure with depth
Wavelength
Stable
period of a pendulum T of length L
22. Believed that the natural state of objects was to be at rest
Aristotle
measurement of pressure
Thermal conductivity
Net force?0 net torque=0
23. Current x voltage energy/time (joules per second)
Distance traveled
Aristotle
Thermal conductivity
Power (watts)
24. 2p x square root L/g
The US uses how much of the total world energy consumption?
Flow through a pipe
period of a pendulum T of length L
Stable structures
25.
Physics
Distance traveled
Centripedal acceleration=
ultrasound
26. As the speed of a moving fluid increases - the pressure within the fluid decreases
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27. 2 -700 kg/m^3
density of aluminum
Period
Photon energy
Projectile
28. The change in internal energy= the heat absorbed- the work done
when ice in water melts what happens?
law of conservation of energy
pressure does what when depth is increased
period p of a mass m oscillating on a horizontal spring of force constant k
29. If energy is transferred and the internal energy of system B decreases by some amount then the internal energy of system A must incrase by the same amount.
density of aluminum
First Law of thermodynamics
amplitude
Momentum
30. Initial velocity = acceleration x time
Heat capacity (specific heat)
period p of a mass m oscillating on a horizontal spring of force constant k
c=3x10^8 m/s
Present velocity
31. C / f
Stable
Wavelength
Convection
definition of Bernoulii's equation
32. Force per unit area
bernoulli's equation
azX
Pressure=
Buoyant force
33. P + density x g h
pressure at depth h
Photon energy
Engine efficiency
pressure does what when depth is increased
34. As the speed of a moving fluid increases - the pressure within the fluid decreases
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35. Believed that the natural state of objects was to be at rest
Aristotle
Heat
Momentum
Conservation of energy
36. How much torque it takes to get an object rotating
Photon energy
Rotational inertia (moment of inertia)
Wavelength
Energy of motion (kinetic energy)
37. The force that brings a system back to equilibrium
Convert Celsius to Kelven
static fluid formula
Thermodynamics
restoring force
38. Time= the square root of 2 x height / acceleration due to gravity
Time for an object thrown to reach maximum height
Aristotle
c=3x10^8 m/s
First Law of thermodynamics
39. Time= the square root of 2 x height / acceleration due to gravity
Time for an object thrown to reach maximum height
density of aluminum
Total momentum before collision
Torque
40. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Velocity required for an object to reach height h
Second law of thermodynamics
Heat capacity equation
density of water
41. Not easy to knock over
Condition for stability
restoring force
Stable
Condition for stability
42. Mass x gravity
Pressure=
Galileo
Weight
Centripedal acceleration=
43. Change in velocity / time
Acceleration
Energy of motion (kinetic energy)
Equilibrium
Net force=0 net torque?0
44. A disturbance that moves through something
wave
Engine efficiency cannot be 100%
continuity
Momentum
45. Fbottom-Ftop=mg=(density x vol) x g
Radiation
Quantum mechanics
variation of pressure with depth
Fluid force
46. Equals total momentum after collision
azX
1 BTU
Physics
Total momentum before collision
47. Hf
amplitude
Photon energy
Momentum
order of states of matter stronger to lesser forces between atoms
48. F=mass x acceleration
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49. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
Quantum mechanics
velocity through a medium
Newton
density of lead
50. The total disorder of an object
definition of Bernoulii's equation
Pressure=
Second law of thermodynamics
entropy