1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alisha [4.7K]
3 years ago
7

As a car heads down a highway traveling at a speed v away from a ground observer, which of the following statements are true abo

ut the measured speed of the light beam from the car's headlights? (Select all that apply.)
a. The ground observer measures the light speed to be c.
b. The driver measures the light speed to be c.
c. The driver measures the light speed to be c − v.
d. The ground observer measures the light speed to be c + v.
e. The ground observer measures the light speed to be c − v.
Physics
1 answer:
aliina [53]3 years ago
5 0

Answer:

a and b

Explanation:

According to theory of relativity by great Scientist Albert Eintein the speed of light is independent of frame of reference that the speed of light shall remain constnat whether the frame is inertial or non-inertial.

Therefore, both the ground observer and the driver shall measure same speed of light that is C.

You might be interested in
If an object has a fast velocity, the dots on a ticker tape diagram will be _____.
Gala2k [10]

Answer:

If an object has a fast velocity, the dots on a ticker tape diagram will be far apart.

7 0
3 years ago
Read 2 more answers
2. Sara y Antonio son mellizos. Cuando nacieron, Sara pesaba 600 gramos más que Antonio. Sus pesos ya se han igualado, gracias a
valkas [14]

Answer:

8,25 creo

Explanation:

nose no estoy segura

7 0
3 years ago
What is a scientific theory
Tomtit [17]

Answer:

They arn't usually guesses, but they are well made theorys or explanations.  Its a well-substantiated explanation of facts that have been confirmed in expirements.

3 0
3 years ago
Vector B~ has x, y, and z components of 2.5, 3,
brilliants [131]

Answer:

magnitude:

formula: v=√(x)^2 + (y)^2 + (z)^2

√(2.5)^2 +(3)^2 + (7.8)^2

√76.09

=8.7

I hope this helped :)

7 0
3 years ago
1. Which statement is true about natural
lara [203]

Answer:

1. D. They can be a substance, material, object or  source of energy.

2. B. The properties will be different.

3. C. When two reactants form one product, the  reaction is spontaneous.

4 0
2 years ago
Other questions:
  • A dumbbell consists of two point-like masses M connected by a massless rod of length 2L. There are no external forces. If the du
    14·1 answer
  • A particle with charge q = 10-9 C and mass m = 5.0 x 10-9 kg is moving in a magnetic field whose magnitude is 0.003 T. The speed
    6·1 answer
  • The equation Upper E equals StartFraction 1 Over 2 pi epsilon Subscript 0 EndFraction StartFraction q ⁢ d Over z Superscript 3 E
    14·1 answer
  • A hypothesis is an assumption or a best guess that
    12·2 answers
  • A sample of iron receives 50.J of heat energy that raises the temperature of the iron
    14·1 answer
  • lasers 1 and 2 emit light of the same color, and the electric field in the beam of laser 1 is twice as strong as the e-field of
    9·1 answer
  • "Younger teens often brag about a lack of sleep, but that usually stops when they get older. Why do you think that is?"
    12·1 answer
  • Which is true of the greenhouse effect?
    5·1 answer
  • Assume a current of 1 ampere enters a parallel circuit at Point A. This 1 ampere of current will ________________ between Resist
    15·1 answer
  • Students are asked to conduct an investigation on the mixing of color. They have three flashlights, each covered with a piece of
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!