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Physics- "Position" Help

Ive done everything on this online homework except this question and another one. I really dont see how Im getting it wrong (it tells you because you have to submit it and finally locks when you get i

Physics Gravity Question

Hi, Im doing a lab writeup on the gravitational constant, g, 9.8m/s^2. Heres the question: Investigate how the value of g varies around the world.For example, how does altitude affect the value of g?

Physics Help Please Quick Best Answer 10 Points

Santa loses his footing and slides down a frictionless, snowy roof that is tilted at an angle of 45°. If Santa slides 6 m before reaching the edge, what is his speed as he leaves the roof? I am havin

How far along the incline does the cart roll

AN initially stationary cart rolls down an incline with a measured acceleration of 2.7m/s^2.How far along the incline does the cart roll in 3.1s? I used the equation delatx=1/2(2.7m/s)(-3.1s) and my

Expand upon conceptual example 5. (water balloon)

a boy is hanging in a tree and another boy is on a hill that is lower than the tree. the boy on the hill aims a water balloon gun upward at the boy hanging in the tree. to dodge the water balloon, the

Help on physics homework

its about Force. it says: you are using a 250 cm lever to lift a rock with a mass of 100 kg. Then it gives an equation of Fr x dr = Fe x de, where Fr is the weight of the rock, dr is the distance

A Gravity physics question that I am confused.

The theoretical prediction of the magnitude of the acceleration uses the constant g. Identify, among the following options, a correct interpretation of this constant. a. The weight of an object of ma

Acceleration of an electron with initial and final velocity

An electron with initial velocity v0 = 1.06 × 105 m/s enters a region 1.0 cm long where it is electrically accelerated (Fig. 2-23). It emerges with velocity v = 5.05 × 105 m/s. What is its acceleratio

What is 120 km/h in m/s

Yeah think its explains it.-120 km=120000 m 1 h=3600s 120000/3600=33.3333 m/s-Copy and paste into google and spell out kilometers and meters. The answer is 33 1/3 by the way.

Can somebody derive einstein's mass energy relation please e^2=p^2c^2+m^2c^4

plz derive this equation its urgent-do you expect to find this on Y? It took einstein years you do not have any idea what the origianal eqautions for the the Special theory of Relativity are. what

Certain insects can achieve seemingly impossible accelerations while jumping. The click beetle accelerates at

Certain insects can achieve seemingly impossible accelerations while jumping. The click beetle accelerates at an astonishing 400 over a distance of 0.60as it rapidly bends its thorax, making the click

Einstein and the concorde. To travel the speed of light is physically impossible.

Physically impossible if an object were to go the speed of light the expansion would be so rapid within mere seconds said object would be bigger than the universe. Einstein said this however I am a

Physics question, fast 10 points for whoever gets it right and explains

Tim and Rick both can run at speed V1 and walk at speed V2, where V1 > V2. They set off together on a journey of distance D. Rick walks half of the distance and runs the other half. Tim walks half of

If there's one node in the middle how many antinodes are there

I think its 2 but can someone tell if im right or wrong and give me a reason why-The question is ambiguous, because there could be other nodes either side of the middle in between the antinodes. In wh

How fast raindrops fall without air resistance

Raindrops fall 1690 m from a cloud to the ground. If they were not slowed by air resistance, how fast would the drops be moving when they struck the ground?-Sqrt. (2gh), = sqrt.(19.6 x 1690), = 182m/s
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