Use the equation from week 3:

f

r

e

q

u

e

n

c

y

=

w

a

v

e

s

p

e

e

d

w

a

v

e

l

e

n

g

t

h

and the wavelength you found in #3 to calculate the frequency of this photon (remember the speed of light is 3E8 m/s) :

Why is it very important that only one variable be changed in a n experiment

In which kingdoms are all organisms multicellular

According to the law of conservation of mass does the total number of atoms change during aerobic respiration

In terms of impulse and conservation of momentum, explain why a glass is much more likely to break if it falls onto a cement floor than if it falls on to a carpeted floor.

From the deepest to the surface what are the parts of the earth's interior

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?