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
ycow [4]
3 years ago
11

Why do stars twinkle​

Physics
1 answer:
vlada-n [284]3 years ago
4 0

As light from a star races through our atmosphere, it bounces and bumps through the different layers, bending the light before you see it. Since the hot and cold layers of air keep moving, the bending of the light changes too, which causes the star's appearance to wobble or twinkle.

You might be interested in
State the equation of momentum impulse theorem.
Paladinen [302]

Answer:

J = Δp

Explanation:

The impulse-momentum theorem says that the impulse J is equal to the change in momentum p.

J = Δp

3 0
3 years ago
A 10 kg ball is held above a building with a height of 30 m. What is the
Darina [25.2K]

Answer: 2940 J

Explanation: solution attached:

PE= mgh

Substitute the values:

PE= 10kg x 9.8 m/s² x 30 m

= 2940 J

6 0
4 years ago
1. On this graph, what is the change in velocity between 5 seconds and 8 seconds?
alukav5142 [94]
Can I see the graph so I can help you
8 0
3 years ago
True or False: The average atomic mass is always closer to the isotope with the largest mass
svlad2 [7]
The awnser would be True. Hope I helped!
3 0
3 years ago
Which occurrence would lead you to conclude that lights are connected in a
skelet666 [1.2K]

Answer:B When one bulb burns out, all the others lights stay lit.

Explanation:

3 0
3 years ago
Other questions:
  • What is the displacement of a spring if it has a spring constant of 10 N/m, and a force of 2.5 N is applied?
    6·2 answers
  • g 0 g bullet is fired horizontally into a 1.20 kg wooden block resting on a horizontal surface. The coefficient of kinetic frict
    7·1 answer
  • A fan blade rotates with angular velocity given by ωz(t)= γ − β t2, where γ = 4.90 rad/s and β = 0.750 rad/s3 . part a calculate
    10·2 answers
  • Please helo me to 1st question<br>​
    12·1 answer
  • What is the acceleration of a 1000kg car subject to a 550N net force?
    15·1 answer
  • What is the difference in quark model of a meson and a baryon? ​
    8·1 answer
  • Givereasons for the following.
    13·1 answer
  • How could fluid friction be decressed
    10·1 answer
  • An electron and a positron are located 15 m away from each other and held fixed by some mechanism. The positron has the same mas
    5·1 answer
  • I need help with a physics worksheet about Newtons Laws.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!