Skip to main content
A

Anonymous

Feb 09, 2025

Which of the following is true regarding the speed of light?

Which of the following statements about the speed of light is true?
A. It is constant for all electromagnetic waves traveling in a vacuum.
B. The speed of light in space varies with wavelength.
C. Its value is approximately 300,000 kilometers per hour.
D. The speed of light increases when it travels through matter.

2 Answers

A
Anonymous

Feb 09, 2025

A) It is constant for all electromagnetic waves traveling in a vacuum.

A
Anonymous

Jan 28, 2025

A

It's 299,792,458 m/s in a vacuum, slows down through matter and is independent of wavelength.

Want to answer this question?

Join our community to share your knowledge!

Related Questions

1
If this same quantity of energy were transferred to 2.5 kg of water at its boiling point, what fraction of the water would be vaporized?

"If this same quantity of energy were transferred to 2.5 kg of water at its boiling point, what fraction of the water wo...

3
A question for bike riders, How come the back wheel is always following the front one, Is that odd or what. ?

Have you ever noticed how the rear wheel of a bike seems to follow the front wheel closely? Why does this happen, and is...

3
Identify each of the following as measurements?

Please identify each of the following as measurements: Length Area Volume Mass Density Time Temperature...

2
Suppose there are two known compounds containing generic x and y. you have a 1.00g sample of each compound.

Suppose there are two known compounds containing the elements x and y, and you have a 1.00 g sample of each compound. Wh...

1
Today’s CPUs run at speeds measured in kilohertz.?

Today's CPUs operate at speeds measured in gigahertz rather than kilohertz. Is this statement true or false?

3
what is the hybridization of phosphorus atom in PCl3?

What is the hybridization of the phosphorus atom in PCl3? Additionally, could you please provide an explanation of the s...

2
a question regarding torque in a magnetism setting?

I have a question regarding torque in a magnetism context. I understand that the equation τ = IABsin(θ) will be relevant...

1
How do you do this work and energy problem? physics urgent help!?

A 4.5 kg box slides down a 4.4 m high frictionless hill, starting from rest. It then travels across a 2.4 m wide horizon...

3
How is friction involved in sledding and skiing?

How does friction play a role in sledding and skiing? Specifically, what are the effects of friction on speed, control,...

2
What is the hybridization on the central atom in CH2F2 and in COF2?

What is the hybridization of the central atom in the molecules CH2F2 (difluoromethane) and COF2 (carbonyl fluoride)? Add...