Simple Nature - Light and Matter

5 A grasshopper with a mass of 110 mg falls from rest from a height of 310 cm. On the way down, it dissipates 1.1 mJ of heat due ...

Problem 16. Problem 17. Problem 18. Problem 19. 13 Anya and Ivan lean over a balcony side by side. Anya throws a penny downward ...

20 Two atoms will interact through electrical forces between their protons and electrons. One fairly good approximation to the e ...

Problem 27. any gravitational energy by moving from one point on the ocean surface to another. If only the spherical earth’s gra ...

Problem 32. Problem 35. Problem 36. Problem 37. output to some degree. Some stars vary their brightness by a factor of two or ev ...

37 Two springs with spring constantsk 1 andk 2 are put to- gether end-to-end. Letx 1 be the amount by which the first spring is ...

incorporate this effect, and find the resulting change in the fall time in the case of a 21 g ball of radius 1.0 cm, falling fro ...

Exercises Exercise 2A: Reasoning with Ratios and Powers Equipment: ping-pong balls and paddles two-meter sticks You have probabl ...

Exercise 2C: Vibrations Equipment: air track and carts of two different masses springs weights Place the cart on the air track ...

130 Chapter 2 Conservation of Energy ...

Forces transfer momentum to the girl. Chapter 3 Conservation of Momentum I think, therefore I am. I hope that posterity will jud ...

a/Systems consisting of material particles that interact through an energy U(r). Top: The galaxy M100. Here the “particles” are ...

b/A collision between two pool balls is seen in two different frames of reference. The solid ball catches up with the striped ba ...

c/The ion drive engine of the NASA Deep Space 1 probe, shown under construction (top) and being tested in a vacuum chamber (bott ...

d/Halley’s comet. Top: A photograph made from earth. Bottom: A view of the nucleus from the Giotto space probe.(W. Liller and Eu ...

e/Examples 5 and 6. The momenta cancel, but the ener- gies don’t. 3.1.3 Momentum compared to kinetic energy Momentum and kinetic ...

f/Example 9. increase, because kinetic energy is being traded for other forms of energy. Initially there is chemical energy in t ...

g/This Hubble Space Tele- scope photo shows a small galaxy (yellow blob in the lower right) that has collided with a larger gala ...

Gory details of the proof in example 12 The equationA+B=C+D says that the change in one ball’s velocity is equal and opposite to ...

notices a case where her cue ball hits an initially stationary ball and stops dead. “Wow, what a good trick,” she thinks. “I bet ...