A golf ball is dropped from rest from a height of 8.30 m. It hits the pavement, then bounces back up, rising just 5.40 m before falling back down again. A boy then catches the ball when it is 1.50...

A golf ball is dropped from rest from a height of 8.30 m. It hits the pavement, then bounces back up, rising just 5.40 m before falling back down again. A boy then catches the ball when it is 1.50...

a disc of mass m is moving on a horizontal surface with velocity v collides elastically to an identical stationary disc as shoen in figure the velocities of two disc after collision are

I need help with some physics homework.

It's a uniform linear motion problem. Is there an easy way to solve it?

A. If you want to measure the density of a cube. you measured mass is 10kg\pm ± 0.1kg. All of your length,height and width are 10m\pm ± 0.1m. Using error propagation theory, please calculate the uncertainty...

as a 5.00-kg sample of liquid mercury is cooled into a solid, it liberates 157 kJ of energy. For mercury, the melting point is 234 K, the heat of fusion is 11.3 kJ/kg, and the specific heat is...

The motion of the earth's crustal plates is described by a model referred to as a tectonic .measurement indicate that the Borneo island have westward plate tectonic speed of 1.3 cm per year.estimate...

a. Identify a control variable mentioned in the procedure. b. Identify the experimental variable in the procedure. c. Write a hypothesis for this experiment. d. Identify the data in this...

A planet has the same gravitational field strength as the earth. In an experiment, a particle is fired vertically upward from ground level of the planet. When the particle is uncharged and fired at...

Calculate the following, and write your answer to each in scientific notation. 1010+104 1010-104 107-(3x106)

A ship sails 30 kilometers 70 degrees north of east. It then turns 110 degrees to the west, giving it a new heading of 0 degrees north of west. After sailing another 30 kilometers, how far is...

orces of 80 N at 130 degrees, and 10 N at an angle of 190 degrees, measured counter-clockwise from the positive x-axis, act on an object. What is the magnitude of the resultant force (in...

A ball is thrown upward at time t=0 from the ground with an initial velocity of 18 m/s (~ 40 mph). Assume that g = 10 m/s2. What is the greatest height (in meters) reached by the ball?

In outer space, a constant net force of magnitude 142 N is exerted on a 31.6 kg probe initially at rest.

a sum related to atomic physics.......eV(electron volt)

Point A is at an electric potential of +75V and point B is at an electric potential at -75V. The work done by an external force to move a charge from A to B is 7.5 x 10-4 J. If the charge...

What is the instrumental uncertainty of the clock and the odometer?

physics question

A helium-neon laswer produces light with a peak wavelength of 633 nm when at rest. Imagine that such a laser is being carried on a spaceship. If you observe light from the spaceship's laser to have...

The wave y1 = 0.12 sin π/3(5x+200t-1) propagates on a string of linear density 0.02 kg/m. (a) Calculate the average power transmitted. (b) If the wave y2 = 0.12 sin π /3(5x+200t+3)...