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
adelina 88 [10]
3 years ago
14

How fast does sound travel? A. 1,115 feet per second B. 1,000 feet per second C. 2,000 feet per second D. 2,115 feet per second.

.
NEED HELP NOW
Physics
1 answer:
lys-0071 [83]3 years ago
6 0

Answer:

A

Explanation:

You might be interested in
sketch a graph of position vs. time for a person starting 0.4 m away and standing still. Include an explanation of your predicti
Korvikt [17]

Answer:

Straight line parallel to time axis.

Explanation:

The slope of the position time graph gives the velocity.

As the man is still, that means the velocity is zero. So, the slope of the graph is zero. It is a straight line parallel to time axis.

5 0
3 years ago
What is the order of the electromagnetic spectrum from highest to lowest energy?
Drupady [299]

<span> Radio waves, microwaves, infra red, visible light, ultra violet, x-rays, gamma rays. </span>

<span />

4 0
3 years ago
Scientist have changed the model of the atom.what experimental evidence led them to change from the previous model .
Thepotemich [5.8K]

Rutherford's model of the atom (ESAAQ) Rutherford carried out some experiments which led to a change in ideas around the atom. His new model described the atom as a tiny, dense, positively charged core called a nucleus surrounded by lighter, negatively charged electrons.

7 0
3 years ago
Why did she use an red infra lamp
mixas84 [53]
To act as the Sun' was accepted but if you put 'sunlight' alone it was not accepted. The examiner wanted you to state that the infra red radiation was needed to warm up the water.
4 0
3 years ago
Newton's first law states that objects do not change their velocity unless acted upon
Viefleur [7K]

Answer:

Air resistance/Drag (this is the proper term for air resistance) or gravity or friction

It depends on the direction and if you throw it across a surface or if you throw it straight upwards.

I hope this helps!!

8 0
2 years ago
Read 2 more answers
Other questions:
  • All the mass we ever encounter is positive - nothing weighs less than zero. What makes us think charge is different that there a
    9·1 answer
  • Four multiple choice science questions.
    5·2 answers
  • Which of the following supports the theory of continental drift?
    9·1 answer
  • Is freezing outside on a cold day conduction convection or radiation?
    14·2 answers
  • how do you describe and determine the direction of the magnetic field produced by an electric current?
    14·1 answer
  • A series RLC circuit is connected to a 3.80 kHz oscillator with a peak voltage of 3.80 V. It consists of a 3.50 mH inductor, a 2
    8·1 answer
  • A source emits sound uniformly in all directions. There are no reflections of the sound. At a distance of 12 m from the source,
    11·1 answer
  • What are the dark areas on the surface of the Sun?
    10·2 answers
  • The length of a brick is 30cm,breadth 20 cm and volume 9000 cm³.Find the height of the brick.
    11·1 answer
  • Cyclist A and B cycled atan average speed of 15 km/h and 20 km/h respectively from the same starting point X on the same route.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!