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Test your basic knowledge |
Everyday Physics
Start Test
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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. 2 -700 kg/m^3
Momentum
Why does something move?
Resistance
density of aluminum
2. The heat transfer by electromagnetic waves - thermal light waves
infrasound
Radiation
pressure at depth h
Convert Celsius to Kelven
3.
Distance traveled
Newton
Buoyant force
Internal energy
4. As the speed of a moving fluid increases - the pressure within the fluid decreases
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5. Current x voltage energy/time (joules per second)
Velocity required for an object to reach height h
Power (watts)
Radiation
static fluid formula
6. Because nothing stops it
Why does something move?
definition of Bernoulii's equation
the pressure of liquids _____ when it goes faster
mechanical wave
7. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
Resistance
Einstein
Kepler
Thermal conductivity
8. C/n
Buoyant force
density of lead
Second law of thermodynamics
velocity through a medium
9. Decreases
Flow through a pipe
velocity through a medium
the pressure of liquids _____ when it goes faster
pressure depends on
10. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
static fluid formula
Kepler
Newton's Second Law
Momentum
11. Believed that the natural state of objects was to be at rest
Stable structures
Aristotle
Why does something move?
Total momentum before collision
12. Decreases
the pressure of liquids _____ when it goes faster
frequency of light
Pressure=
static fluid formula
13. Are wider at the base (which lowers their center of gravity)
Heat capacity (specific heat)
Quantum mechanics
measure of density
Stable structures
14. Force per unit area
Engine efficiency
Distance traveled
Weight
Pressure=
15. Heat is transferred directly through a material with no bulk movement of material
Conduction
Energy of motion (kinetic energy)
Thermal conductivity
Pressure=
16. Solids - liquids - gases
Net force?0 net torque=0
atmospheric pressure (atm)
Rotational inertia (moment of inertia)
order of states of matter stronger to lesser forces between atoms
17. Fbottom=Ftop+mg where mg is the weight of the volume
Physics
static fluid formula
Second law of thermodynamics
velocity through a medium
18. The study of heat and its transformation into mechanical energy
Conduction
wavelength
Thermodynamics
Acceleration due to gravity on the earth
19. 1 / period (time)
pressure at depth h
Heat capacity (specific heat)
definition of Bernoulii's equation
Frequency
20. You can't get more work out than the energy you put in
Net force=0 net torque?0
Weight
bernoulli's equation
Conservation of energy
21. 10 m/s^2
Acceleration due to gravity on the earth
Net force=0 net torque?0
Present velocity
the pressure of liquids _____ when it goes faster
22.
entropy
viscosity
Center of gravity (CG)
Energy of motion (kinetic energy)
23.
incoming and outgoing flow rate formula
Second law of thermodynamics
Distance traveled
Pressure=
24. 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.
definition of Bernoulii's equation
Convert Celsius to Fahrenheit
First Law of thermodynamics
azX
25. Fbottom=Ftop+mg where mg is the weight of the volume
static fluid formula
wavelength
Net force?0 net torque=0
mass flow rate formula
26. Mass x velocity
frequency of light
Mechanics
Momentum
Brahe
27. P x u x A
mass flow rate formula
volume fluid flow rate formula
Physics
measure of density
28. The heat needed to raise the temperature of 1 pound of water by 1 degree F
1 BTU
mechanical wave
when ice in water melts what happens?
period p of a mass m oscillating on a horizontal spring of force constant k
29. 1 -000 kg/m^3
density of water
static fluid formula
Einstein
First Law of thermodynamics
30. 1 -000 kg/m^3
Condition for stability
when ice in water melts what happens?
Convert Celsius to Kelven
density of water
31. Initial velocity = acceleration x time
Buoyant force
Stable
Present velocity
Physics
32. Number density x temperature
volume fluid flow rate
Total momentum before collision
pressure depends on
Einstein
33. Not easy to knock over
Stable
pressure at depth h
density of aluminum
Galileo
34. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Brahe
mass flow rate formula
measurement of pressure
Acceleration
35. Sounds above 20 -000 Hz
ultrasound
period p of a mass m oscillating on a horizontal spring of force constant k
Energy of motion (kinetic energy)
Acceleration
36. T^4
Brahe
Thermal radiation
Net force=0 net torque?0
ultrasound
37. You can't get more work out than the energy you put in
Wave speed=
Conservation of energy
Change in internal energy
bernoulli's equation
38. The sum of the energy of all the molecules in the system
Fluid force
Heat
velocity through a medium
Internal energy
39. Change in velocity / time
frequency of light
Acceleration
Engine efficiency
Why does something move?
40. It increases
pressure does what when depth is increased
Wavelength
Emissive
entropy
41. Kg/m^3
Engine efficiency cannot be 100%
Net force?0 net torque=0
Convection
measure of density
42. New theory that explained behavior at the atomic level
Quantum mechanics
wave
measure of density
volume fluid flow rate
43. Z+n
incoming and outgoing flow rate formula
Fluid force
azX
pressure at depth h
44. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
Conduction
Radiation
Newton
the pressure of liquids _____ when it goes faster
45. 2p x square root L/g
amplitude
period of a pendulum T of length L
Voltage
density of water
46. P x u x A
mass flow rate formula
Internal energy
Projectile
measure of density
47. Force x lever arm
Quantum mechanics
Mechanics
Frequency
Torque
48. 9/5T(C)+32
law of conservation of energy
Convert Celsius to Fahrenheit
Why does something move?
Why does something move?
49. How much torque it takes to get an object rotating
entropy
Newton
Conduction
Rotational inertia (moment of inertia)
50. V x A= constant
measurement of pressure
Engine efficiency cannot be 100%
continuity
Convection
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