What did Young's observation of an interference patter for light show about the nature of light?

-light travels at extremely high speed

-light consists of particles

-light behaves as a wave

-the speed of light is a constant

The angular momentum about the center of the planet and the total mechanical energy will be conserved regardless of whether the object moves from small R to large R (like a rocket being launched) or from large R to small R (like a comet approaching

The semiclassical Bohr Model of the hydrogen atom assumes that an electron is in a classical circular orbit moving at a speed such that its orbital angular momentum is nh =

Find the time t it takes the current to reach 99.999% of its maximum value. assume that r=10 ohms and l=50 millihenrys.

A balloon will stick to a wooden wall if the balloon is charged A) negatively. B) positively. C) either way. D) neither way.

Which of the following sentences describes oxygen at room temperature? (check all that apply) It has no definite volume, but it has a definite shape. It has a constant volume but takes the shape of its container.

A potter's wheel of radius 16 cm starts from rest and rotates with constant angular acceleration until at the end of 32 s it is moving with angular velocity of 10 rad/s. what is the angular acceleration? answer in units of rad/s 2.

The froghopper, Philaenus spumarius, holds the world record for insect jumps. When leaping at an angle of 58.0∘ above the horizontal, some of the tiny critters have reached a maximum height of 58.7 cm above the level ground.

Design an experiment (Fair Test) to find out what would be a good insulator for a dog house.

Which of these changes does a submarine encounter as it returns from the bottom of the ocean to the surface of the ocean? a. the amount of sunlight increases. b. the water temperature decreases. c. the amount of plants decreases. d.

Why do some elements have symbols that don't use letters in the element's name?