# Math/Physics

214,834 results, page 33

1. ### Physics

does anyone know what the rate of sound waves is for 12.6hz? Never mind got it
2. ### PHYSICS

The masses and coordinates of four particles are indicated in the following table. 40 g
3. ### Physics

When hitting a golf ball, does the force of gravity increase or decrease??
4. ### Physics

What voltage is required to store 7.0 10-5 C of charge on the plates of a 5.0 µF capacitor? _________ V
5. ### Physics

what is the use of knowing the center mass of an object when making a calculation?
6. ### Physics

Why does the central maximum of a diffraction pattern is twice as long as any other? Thank you
7. ### Physics

Why does the central maximum of a diffraction pattern is twice as long as any other? Thank you
8. ### Science (physics)

I need to know how to build a catapult. I have no idea of where to start.
9. ### physics

what is the initial velocity (Vyo) of a projectile launched horizontally? why? i know that it is 0 m/s, but i don't know why/how to explain it.
10. ### physics

Is it possible for a collision to occur in which all of the kinetic energy is lost?
11. ### physics

245kg=????ug I do not know how to change this to ug so if anyone could please show me how I would really appreciate it.
12. ### physics

if the pulling force P is 150 N and the crate dosent move, what is the magnitude of f
13. ### Physics-Rutherford

Can you please give me a brief explanation of Rutherfords experiment?
14. ### Physics

The average radius of the earth is 6.38*10^6m. Is the diameter just twice that or 12.8*10^6m. The circumference is 6.28(6.38*10^6)=40.1*10^6m
15. ### Physics

Find the gravitational force between the sun and the earth in newtons?
16. ### Physics/chemistry

Describe the partcle Theory of a HOt air Balloon?
17. ### Physics

If you weighed 112 N on the Moon where g=1.6N/kg, how much would you weigh on Earth?
18. ### Physics

(dwrls) If it is \$ .20 \$/kWh x 10kWh = Would it cost \$2.00 per hour?
19. ### Physics

what is the amount of gravity im m/s on each planet in the solar system. I need to know by Wednesday. Thanks
20. ### Physics

The energy of a photon is directly proportional to its..... I think it may be frequency. Is that correct?
21. ### Physics

In the photoelectric effect, what determines the kinetic energy of the ejected electrons?
22. ### PHYSICS

Calculate the power output of a 1.3-g fly as it walks straight up a windowpane at 2.5 cm/s
23. ### Physics

How can elements with low atomic numbers have so many spectral lines?
24. ### Physics check

In 1906, J. J. Thomson won the Nobel Prize for the discovery of the ..... electron?
25. ### Physics

What does wave interference have to do with the electron energy levels in an atom?
26. ### physics

How would you do this? The K is 25.0 N/M The spring's max amount of elastic potential energy?
27. ### physics

How would you do this? The K is 25.0 N/M The spring's max amount of elastic potential energy?
28. ### physics

what 2 factors determine the size of the force of gravity? & what is the relationship between them?
29. ### physics

how do you compare mass and weight on the earth, moon, and outer space?
30. ### physics

i was just wondering what approx is the change in PE in J when standing up from your chair and the KE when walking in J.
31. ### physics

i was just wondering what approx is the change in PE in J when standing up from your chair and the KE when walking in J.
32. ### Physics

What is the speed of an electromagnetic wave that has a frequency of 7.8 x 10^6 Hz? How would I solve this problem?
33. ### physics

what will happen to a block of iron with a whole in the middle if put in oven
34. ### physics

Explain how the pitch of the roaring sound relates to the length of the tube.
35. ### physics

How much force is needed to accelerate a 50-kg rider and her 250-kg motorcycle at 5 m/s2?

Rearrange the equation : d=v2t - 1/2at(squared) to solve for a
37. ### physics

An object is thrown vertically upward with a speed of 19.1 m/s. How high does it rise?
38. ### physics

In Harmonic Motion how does the value of g affect the time period of a pendulum?
39. ### Physics

Does the velocity of a model rocket increase or decrease when the parachute is deployed?
40. ### Physics

When a spring is fully extended is the kinetic energy high or low? Why?
41. ### physics

At what altitude above Earth's surface would the gravitational acceleration be 3.0 m/s2?
42. ### physics

At what altitude above Earth's surface would the gravitational acceleration be 3.0 m/s2?
43. ### Science - gr. 10 physics

How do you find displacement when given a velocity/time graph?
44. ### Physics

Why does a pencil look broken if you hold it at an angle in a beaker of water?
45. ### Physics

How far does a photon (light) move in one nm in units of feet?
46. ### Physics

How large is the current U.S. depth and the trade deficit in exponential notation?
47. ### Physics

How is Snell's law being used in real life application?
48. ### Physics

Why does frequancy stay the same when going through different mediums?
49. ### physics

If the planes mass with them in it was 318kg, calculate the force due to weight?
50. ### physics

why does the total mechanical energy on a roller coaster stay the same?
51. ### physics

What is the momentum of a proton travelling at v = 0.95c in the x-direction in the reference frame?
52. ### physics

a = m2^-1 (m1 a) -g solve for acceleartion it's the same post below they cancel out
53. ### Physics

Is mass the one and only thing that produces a gravitional force???
54. ### Physics (algebra bit)

rearanging V^2 = Vo^2 + 2 a (X - Xo) for V gives me V = (Vo^2 + 2 a (X - Xo))^(2^-1) or this V = (Vo + 2 a (X - Xo))^(2^-1) How come Vo^2 dosen't become Vo
55. ### physics

What is the magnitude of the acceleration of a sprinter running at 9.0 m/s when rounding a turn of a radius 26 m?
56. ### college physics

the question is that what happened when the ozone layer becomes destroyed?
57. ### Physics

How many meters does a bug fly in 1120 seconds if it travels at 1 cm/sec.?
58. ### Physics

What do we call the combinations of all forces that act on an object? I really do not know this!
59. ### physics

What is the wavelength of the higher frequency limit (18 megahertz) in dry air at 0 C?
60. ### physics

What is the distance traveled in 22 s as a given sound moves through seawater at 25 C?
61. ### physics

What is the distance travelled in 22 s as a given sound moves through steel?
62. ### physics

Please show me how to derive the relativist mass formula: m = m0 / sqrt(1 - v^2/c^2)?
63. ### physics

an apple weighs about 1N. what is its mass in kilograms ? what is its weight in pounds?
64. ### Physics

14. Which of the following wavelengths will produce standing waves on a string that is 3.5 m long? a. 1.75 m b. 3.5 m c. 5.0 m d. 7.0 m
65. ### Physics

The voltage across a 10-ohm resistor carrying 3 amps must be?
66. ### physics

At what temperature do the molecules of nitrogen gas have an rms speed of 35 ?
67. ### physics

what is the weight of a 100kg man on the moon with a gravitaional acceleration of 1.6m/s(squared)?
68. ### physics

How far does a 1.58-kg stone with the kinetic energy of 3.11 J go in 1.86 s if it is moving in a straight line?
69. ### physics

find time it takes for a sprinter to accelerate from rest to 10 m/s. If acceleration is 4.0 m/s sq.
70. ### Physics

A 2000 kg truck is raised 15 m in an elevator. What is the increase in its potential energy?
71. ### PHYSICS

how long in seconds does it take for a car to accelerate from 0 to 100 km/h2 if acceleration is 10 m/s2?
72. ### physics

A ball is thrown up with a speed of 30m/s, what is the maximum height reached?
73. ### physics

A 1 kg block drops from a table and accelerates towards the floor at 10 m/s2. What is the force?
74. ### Health Physics

As the shape of the diaphragm is changed dueing respiration, what does it possess?
75. ### Health Physics

What is the name of the company that all "good" machines are made of?
76. ### physics

What is the potential energy of something with a mass of 10g on a hill with a height of 5m?
77. ### PHYSICS!!!

iN THE EQUATION FOR THE MAGNITUDE OF TORQUE, WHAT DOES THE QUANTITY d sin radians represent.
78. ### physics

An object has a length of 5.0 cm, a height of 3.0 cm and a width of 15.0 cm. It has a mass of 24 grams. What is its density?
79. ### physics

how do equipotential lines differ in the patterns they make for different geometries?
80. ### Physics

A soap bubble is given negative charge, what will happen it the radius and why?
81. ### physics

What is a capacitor used for in a current other than just collecting energy?
82. ### Physics

How can i find the averagee veloity and speed for a postion time graph
83. ### Physics

Compare magnetic and electrostatic forces. In what ways are they a) similar, b) different
84. ### physics

What is the weight of a 0.2kg toy on or near the surface of the Earth? (g = 9.8m/s2? in newton
85. ### physics

What is the weight of a 0.2kg toy on or near the surface of the Earth? (g = 9.8m/s2? in newton
86. ### physics

A 9.1-µF and a 6.8-µF capacitor are each charged to 2.5 multiplied by 10-4 C. Which has the larger electric potential difference?
87. ### physics

how long does it take a 19kW steam engine to do 6.8x10^7 J of work?
88. ### physics

if velocity vector is changing but speed is constant, can there still be work
89. ### physics

Show that beta = 3 alpha Why a gas has two heat capacities?
90. ### physics

How far will 350 joules raise a block weighing 7 newtons?
91. ### 9th grade conceptual physics

How do you find the cargo capacity for a boat?

How many current paths are there in a series circuit connection?

How many current paths are there in a parallel circuit connection?
94. ### Physics

calculate the kinetic energy, in J, of a 1200kg automobile travelling at 36km/h
95. ### Physics

What is the kinetic energy of an automobile with a mass of 1250 kg traveling at a speed of 11 m/s?
96. ### physics

the position of the box 3 seconds after the oscillations have started
97. ### physics 101

explain rocket propulsion in terms of conservation of momentum
98. ### physics

The slope of a Velocity versus Time graph will tell you the object’s what
99. ### general science

in physics the desire of an object to keep doing what it is doing" is temed _______.
100. ### physics

A 1000 kg sports car accelerates from 0 to 30 m/s in 10 s. What is the average power of the engine?