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
AlexFokin [52]
2 years ago
8

I DO NOT WANT LINKES OR …………..

Physics
2 answers:
il63 [147K]2 years ago
4 0

1st B is correct option

2nd D is correct option

Veseljchak [2.6K]2 years ago
3 0
B-
Reasoning: a vacuum is empty space, therefore light can travel through, sound waves cannot travel through empty space!
You might be interested in
Why is an element considered a pure substance?
anastassius [24]

Answer:

An element is a pure substance and is made of only one type of atom.

Explanation:

It cannot be broken down into a simpler substance.

3 0
2 years ago
What is angular velocity
butalik [34]

Answer:

angular velocity(ω) is the rate change of angular displacement.

ω=θ/t and it SI unit is rad/s

Explanation:

this is very similar with the definition of linear velocity (rate of change of displacement). it specifies the angular speed of an object and the axis about which the object is rotating.

7 0
2 years ago
1. How is power defined? *
ANEK [815]

Answer:

D. the rate at which work is accomplished

Explanation:

8 0
2 years ago
Which change of state is shown in the model?
leva [86]

Answer: deposition

Explanation:

Try process of elimination. We know it's not boiling because that is basically water turning into gas. It's not condensation because it's not water which collects as droplets on a cold surface when humid air is in contact with it.

8 0
3 years ago
Read 2 more answers
A _______ satellite records reflected wavelengths from Earth's surface.
Oksana_A [137]
<span>It is LandSat, a NASA based satelite that records, on a daily basis, multiple reflected wavelengths from the Earth's surface. The satelite measures reflection from both land and ocean upon the Earth. The system is utilised by scientists an policy makers around the world. </span>
3 0
2 years ago
Read 2 more answers
Other questions:
  • If the particles of an object have more kinetic energy than the particles of an object, what must be true?
    13·1 answer
  • What is refractive index​
    12·1 answer
  • A uniform electric field of magnitude 6.8 × 10 5 N/C points in the positive x direction. (a) Find the electric potential differe
    6·1 answer
  • on a very muddy football field, a 120 kg linebacker tackles an 75 kg halfback. immediately before the collision, the linebacker
    14·1 answer
  • Two cars A and B, travel in a straight line. The distance of A from the starting point is given as a function of time by x????(?
    14·2 answers
  • Ms. PB is pushing Mr. Rigney in a wheelchair with a force of 10 N East, while Mr. Rigney is using his arms to
    9·1 answer
  • Which best describes cosmic microwave background radiation? radiation thought to exist but not yet measured radiation predicted
    8·1 answer
  • Which element has 24 protons
    8·1 answer
  • The sky is blue because: Select one: a. the index of refraction for air is slightly larger for blue than for red b. atomic hydro
    6·1 answer
  • The volume and shape of a solid could be changed by
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!