Physics, 27.08.2019 21:30, Jadaaaaaaan

Why do electromagnetic waves not require a medium for travel?
a) because electromagnetic waves travel too fast for stationary particles to move with them
b) because electromagnetic waves transmit energy without compressing the particles of the medium
c) because electromagnetic waves generate their own particles for compression and use these for movement
d) because electromagnetic waves move in two-dimensional space, the particles of mediums exist in 3-d space

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 22:30, tladitidimatso1783

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

Answers: 1

continue

Physics, 22.06.2019 05:30, gunnatvinson

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Answers: 3

continue

Physics, 22.06.2019 07:30, darkskinnednune

Write the function getkthdigit(n, k) that takes a possibly-negative int n and a non-negative int k, and returns the kth digit of n, starting from 0, counting from the right

Answers: 3

continue

Physics, 22.06.2019 15:00, sswd

Steelhead trout migrate up stream to spawn. occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b. leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?

Answers: 2

continue

Do you know the correct answer?

Why do electromagnetic waves not require a medium for travel?
a) because electromagnetic wave...