The diagram below shows what can happen when light strikes a material. red light
green
blue light
b
blue glass
red light
X
E
green light
blue light
O Diagram a.
O Diagram b.
O Diagram c.
O Diagram d.

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

What is the angular momentum of the bar about the axle?