aderahd9128 aderahd9128

20-07-2017
Physics

contestada

Two spaceships are traveling past earth at 90% of the speed of light in opposite directions (i.e., they are approaching each other). one turns on a searchlight, which is seen by scientists aboard the other. what speed do the scientists measure for this light (c = speed of light in a vacuum)?

Respuesta :

Аноним Аноним

20-07-2017

the speed of light will(may be) remain the same, because it travels with a constant speed of 3×10^8 m/s in vacuum.

Answer Link

Otras preguntas

A population of 50 foxes in a wildlife preserve doubles in size every 14 years. The function y = 50.2*, where x is the number of 14-year periods, models the pop

Help with is ixl please

All are true about the American Revolution EXCEPT Many soldiers died from cold and disease at Valley Forge. The colonists did not receive any foreign aid during

Angle ABC is taken by a dilation with centerpoint, P and scale factor of four to angle A’B’C’ the measure of angle, BCA is 75° what is the measure of angle B’C’

Carter invested $70,000 in an account paying an interest rate of 1.125% compounded continuously. Savannah invested $70,000 in an account paying an interest rate

a and b are vectors that are not parallel. FG = 2a − 3b - Choose all of the vectors below which are parallel to FG. a-b10a-15 3a-2b-4a+6b 2a + 3b 2a-3b-4a 2a-12

In how many ways can a person order one ice cream cone with 3 different flavors of ice cream if there are 14 flavors to choose from and it matters to the person

In how many ways can a committee of five Democrats and four Republicans be formed from a group of twelve Democrats and twelve Republicans?

1. Arc QR = Arc RS = 2. Find x and y -- if your answer is not a whole number, round to the tenths!

Gaspar writes the algebraic expression 5b +3.79. It represents the total cost, in dollars, of buying 5 bagels and a container of cream cheese. Identify any vari

ACCESS MORE