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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. A disturbance that propagates through a medium
Heat
density of water
density of air
mechanical wave
2. T^4
Resistance
Total momentum before collision
Thermal radiation
Kepler
3. 10 m/s^2
Acceleration due to gravity on the earth
pressure depends on
atmospheric pressure (atm)
law of conservation of energy
4. The combination of force and point of application
Wave speed=
Net force
Torque
Momentum
5.
density of air
Energy of motion (kinetic energy)
Acceleration
static fluid formula
6. Wavelength x frequency
Resistance
Engine efficiency
Torque
Wave speed=
7. 11 -000 kg/m^3
incoming and outgoing flow rate formula
density of lead
continuity
Thermodynamics
8. Speed of light / wavelength
Convert Fahrenheit to Celsius
frequency of light
Emissive
bernoulli's equation
9. The center of an object
Condition for stability
Stable structures
Center of gravity (CG)
atmospheric pressure (atm)
10. A disturbance that moves through something
when ice in water melts what happens?
1 BTU
wave
Wave speed=
11. A tendency for liquids to resist flowing.
viscosity
definition of Bernoulii's equation
Heat
bernoulli's equation
12. The total force (positive and negative) acting upon an object
Net force
Condition for stability
Engine efficiency cannot be 100%
entropy
13. Fbottom-Ftop=mg=(density x vol) x g
when ice in water melts what happens?
variation of pressure with depth
Convert Celsius to Fahrenheit
Velocity=
14. 25%
The US uses how much of the total world energy consumption?
Convert Fahrenheit to Celsius
Resistance
Wave speed=
15. The total disorder of an object
Momentum
Thermal conductivity
Weight
entropy
16. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Heat capacity (specific heat)
Heat capacity equation
density of water
Internal energy
17. 100 -000 n/m^2
Kepler
atmospheric pressure (atm)
viscosity
Distance traveled
18. 1 / period (time)
viscosity
Why does something move?
Velocity=
Frequency
19. The heat transfer by electromagnetic waves - thermal light waves
Radiation
Torque
frequency of light
density of lead
20. 1.25 kg/m^3
Power (watts)
density of air
Why does something move?
order of states of matter stronger to lesser forces between atoms
21. Kg/m^3
measure of density
Engine efficiency cannot be 100%
pressure depends on
Momentum
22. The study of how objects behave (from the very tiny to the very big - and from the beginning of the Universe to its ultimate fate).
Net force=0 net torque?0
Heat capacity equation
Physics
Total momentum before collision
23. The energy that flows from one system to another because of their temperature difference.
Heat
1 BTU
Radiation
Time for an object thrown to reach maximum height
24. Z+n
static fluid formula
azX
Net force
Conservation of energy
25. 5/9 [T(F)-32]
Quantum mechanics
velocity through a medium
Convert Celsius to Kelven
Convert Fahrenheit to Celsius
26. A tendency for liquids to resist flowing.
Stable
volume fluid flow rate
Stable structures
viscosity
27. C / f
Time for an object thrown to reach maximum height
Wavelength
Time for an object thrown to reach maximum height
Stable
28. The center of an object
Speed of light
Center of gravity (CG)
Change in internal energy
Resistance
29. Net force=0 net torque=0
Mechanics
static fluid formula
Equilibrium
definition of Bernoulii's equation
30. Wavelength x frequency
Wave speed=
Rotational inertia (moment of inertia)
Net force
definition of Bernoulii's equation
31. Equals total momentum after collision
Newton
Engine efficiency cannot be 100%
Mechanics
Total momentum before collision
32. Solids - liquids - gases
density of lead
order of states of matter stronger to lesser forces between atoms
Convert Fahrenheit to Celsius
measure of density
33. New theory that explained behavior at the atomic level
Quantum mechanics
Change in internal energy
Center of gravity (CG)
Flow through a pipe
34. Solids - liquids - gases
order of states of matter stronger to lesser forces between atoms
Conduction
Center of gravity (CG)
measure of density
35. Sounds below 30 Hz
infrasound
wave
Resistance
frequency of light
36. Velocity squared / radius
Period
Period
measure of density
Centripedal acceleration=
37. Why things move
Wavelength
Mechanics
pressure depends on
Newton
38. Rod with forces applied at opposite ends in the same direction
Net force?0 net torque=0
Convert Celsius to Fahrenheit
Newton
measurement of pressure
39. The sum of the energy of all the molecules in the system
Wavelength
Thermal radiation
Internal energy
Convert Celsius to Kelven
40. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
pressure does what when depth is increased
Engine efficiency
volume fluid flow rate
Heat capacity equation
41. Time= the square root of 2 x height / acceleration due to gravity
Centripedal acceleration=
azX
Time for an object thrown to reach maximum height
Brahe
42. The change in internal energy= the heat absorbed- the work done
law of conservation of energy
Second law of thermodynamics
atmospheric pressure (atm)
bernoulli's equation
43. Hf
Photon energy
Newton's Second Law
variation of pressure with depth
Net force=0 net torque?0
44. 2 -700 kg/m^3
density of aluminum
Kepler
Conduction
Torque
45. 2p x square root L/g
static fluid formula
Power (watts)
period of a pendulum T of length L
Engine efficiency
46. T=2p square root m/k frequency= square root k/m;/2p
Kepler
Weight
period p of a mass m oscillating on a horizontal spring of force constant k
Projectile
47. The study of heat and its transformation into mechanical energy
Thermodynamics
Emissive
variation of pressure with depth
period p of a mass m oscillating on a horizontal spring of force constant k
48. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Pressure=
Buoyant force
Frequency
Physics
49. If the CG is above the edge - the object will not fall
Internal energy
viscosity
when ice in water melts what happens?
Condition for stability
50. Decreases
Conservation of energy
Newton's Second Law
volume fluid flow rate
the pressure of liquids _____ when it goes faster