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
AveGali [126]
3 years ago
9

What is the speed of light? What is the speed of sound?

Physics
1 answer:
Rasek [7]3 years ago
8 0

Answer:

speed of light simulating traveling at the speed of light. Speed of light, speed at which light waves propagate through different materials. In particular, the value for the speed of light in a vacuum is now defined as exactly 299,792,458 metres per second

The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium

You might be interested in
Two cars are initially separated by 2500 m and traveling towards each other. One car travels at 4.5 m/s and the second car trave
mylen [45]

Answer:

714.285s

Explanation:

use relative velocity

8-4.5 = 3.5m/s

x = 2500m

2500/3.5 = 714.285s = 700s (with sig figs)

7 0
3 years ago
PLEASE HELPPPPPPPP<br> What is the average velocity of a train that goes 86 km in 1.3 hours?
olga_2 [115]
The answer is:

V = d/t d = 86 km t = 1.3 hrs

V = 86 km/ 1.3 hrs

V = 66.15 km/ hrs

I hope this helps!!
5 0
3 years ago
3.
Flura [38]

Answer:

about 4 km

Explanation:

15 minutes is a quarter of an hour, so you divide 16km by 4 to get your answer

8 0
2 years ago
50 POINTS
sweet-ann [11.9K]

Answer:

The acceleration is constant and positive

Explanation:

The straight line indicates that the acceleration is constant, while the positive slope indicates that the line is positive.

7 0
3 years ago
Read 2 more answers
What word describes the position in the moon's elliptical orbit when it is closest to Earth?
aivan3 [116]
That's the moon's perigee.
7 0
3 years ago
Other questions:
  • 22 points !
    5·1 answer
  • What is the acceleration of a cabinet of mass 45 kilograms if Jake and Ted push it by applying horizontal force of 25 newtons an
    11·1 answer
  • The Earth's atmosphere stops most types of electromagnetic radiation arriving from space including energy from the Sun. The EM r
    7·2 answers
  • The vector quantity that causes torsional acceleration of a rigid system is called ____
    5·1 answer
  • A rectangular coil with dimensions 0.14 m 0.14 m by 0.27 m 0.27 m has 550 550 turns of wire. It is rotated about its long axis i
    6·1 answer
  • How much force is required to stretch a spring 12 cm, if the spring constant is 55 N/m?
    6·1 answer
  • State two (2) examples of osmosis occurring in everyday life
    10·1 answer
  • Which statement is true of a glass lens that diverges light in air?
    5·2 answers
  • A metal has a work function of 4.50 eV. Find the maximum kinetic energy of the photoelectrons if light of wavelength 250 nm shin
    9·1 answer
  • 2. Which activity requires a scientist to use
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!