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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. Pascal (Pa) or pounds per square inch (psi)
when ice in water melts what happens?
measurement of pressure
Heat capacity (specific heat)
order of states of matter stronger to lesser forces between atoms
2. The heat transfer by electromagnetic waves - thermal light waves
Flow through a pipe
c=3x10^8 m/s
Heat
Radiation
3. T(C) +273
Heat
Convert Celsius to Kelven
Thermal conductivity
Flow through a pipe
4. 1 -000 kg/m^3
azX
density of water
Convert Celsius to Fahrenheit
Velocity required for an object to reach height h
5. If the CG is above the edge - the object will not fall
period p of a mass m oscillating on a horizontal spring of force constant k
Power (watts)
Torque
Condition for stability
6. Mass x gravity
order of states of matter stronger to lesser forces between atoms
Weight
Velocity required for an object to reach height h
Torque
7. The level stays the same
pressure does what when depth is increased
Rotational inertia (moment of inertia)
when ice in water melts what happens?
Conservation of energy
8. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Acceleration
mass flow rate formula
amplitude
Einstein
9. Rod with forces applied at opposite ends in opposite directions
First Law of thermodynamics
Time for an object thrown to reach maximum height
when ice in water melts what happens?
Net force=0 net torque?0
10. Force x lever arm
Total momentum before collision
Heat capacity equation
density of lead
Torque
11. Z+n
Stable
Internal energy
azX
Physics
12. Force per unit area
First Law of thermodynamics
the pressure of liquids _____ when it goes faster
Net force=0 net torque?0
Pressure=
13. P x u x A
Second law of thermodynamics
mass flow rate formula
viscosity
Heat capacity equation
14. Mass x specific heat x temperature change
Heat
Why does something move?
Frequency
Convert Celsius to Kelven
15. Speed of light / wavelength
static fluid formula
frequency of light
Speed of light
wavelength
16. The change in internal energy= the heat absorbed- the work done
Net force=0 net torque?0
law of conservation of energy
Speed of light
Convert Fahrenheit to Celsius
17. Voltage / current
Convert Celsius to Fahrenheit
Power (watts)
Resistance
pressure at depth h
18. Pressure x area
Aristotle
order of states of matter stronger to lesser forces between atoms
Stable
Fluid force
19. ?
volume fluid flow rate formula
law of conservation of energy
frequency of light
c=3x10^8 m/s
20. V1 x A1=v2 x A2
Power (watts)
Projectile
incoming and outgoing flow rate formula
Time for an object thrown to reach maximum height
21. Fbottom-Ftop=mg=(density x vol) x g
variation of pressure with depth
Acceleration due to gravity on the earth
wavelength
Velocity=
22. Time required to complete one cycle
Torque
Heat capacity (specific heat)
Heat
Period
23. Mass x specific heat x temperature change
Speed of light
Heat
bernoulli's equation
Net force=0 net torque?0
24. Sounds below 30 Hz
Net force
infrasound
Einstein
Newton's Second Law
25. An object that is thrown or struck or shot and then travels under the influence of gravity
Buoyant force
Voltage
period of a pendulum T of length L
Projectile
26. The change in internal energy= the heat absorbed- the work done
Why does something move?
Quantum mechanics
Physics
law of conservation of energy
27. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Buoyant force
incoming and outgoing flow rate formula
definition of Bernoulii's equation
Stable structures
28. Pascal (Pa) or pounds per square inch (psi)
measurement of pressure
Time for an object thrown to reach maximum height
velocity through a medium
Convection
29. You cant get as much out as you put in
Engine efficiency cannot be 100%
Newton
Centripedal acceleration=
measure of density
30. P + density x g h
density of air
Emissive
volume fluid flow rate formula
pressure at depth h
31. Distance traveled / time
Pressure=
Velocity=
density of aluminum
Flow through a pipe
32. Force per unit area
Energy of motion (kinetic energy)
Pressure=
Change in internal energy
variation of pressure with depth
33. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Brahe
Buoyant force
Second law of thermodynamics
density of water
34. P(P2-P1)D^4/128Ln n=fluid's viscosity
Projectile
Voltage
Flow through a pipe
Distance traveled
35. Work done / heat in
order of states of matter stronger to lesser forces between atoms
Time for an object thrown to reach maximum height
Engine efficiency
density of water
36. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
volume fluid flow rate
Power (watts)
definition of Bernoulii's equation
Acceleration due to gravity on the earth
37. Mass x velocity
azX
Momentum
Newton
density of air
38. C/n
Velocity required for an object to reach height h
Kepler
velocity through a medium
Change in internal energy
39. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
wavelength
Torque
volume fluid flow rate formula
1 BTU
40. 1.25 kg/m^3
wave
pressure does what when depth is increased
density of lead
density of air
41. 25%
frequency of light
The US uses how much of the total world energy consumption?
incoming and outgoing flow rate formula
Power (watts)
42. A tendency for liquids to resist flowing.
Second law of thermodynamics
Convert Celsius to Fahrenheit
viscosity
Rotational inertia (moment of inertia)
43. You can't get more work out than the energy you put in
Torque
ultrasound
Convert Celsius to Kelven
Conservation of energy
44. Initial velocity = acceleration x time
Brahe
Net force?0 net torque=0
Photon energy
Present velocity
45. Decreases
Change in internal energy
density of aluminum
Wavelength
the pressure of liquids _____ when it goes faster
46. The sum of the energy of all the molecules in the system
Heat capacity (specific heat)
Internal energy
The US uses how much of the total world energy consumption?
amplitude
47. The total force (positive and negative) acting upon an object
Frequency
Emissive
Net force?0 net torque=0
Net force
48. 2p x square root L/g
Buoyant force
Convert Fahrenheit to Celsius
Photon energy
period of a pendulum T of length L
49.
amplitude
Energy of motion (kinetic energy)
bernoulli's equation
Convert Fahrenheit to Celsius
50. It increases
Kepler
pressure does what when depth is increased
pressure depends on
Mechanics