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
ozzi
2 years ago
9

A gun is fired on a day when the speed of sound is 335 m/s and an echo is heard 0.75 seconds later. How far away is the object t

hat created the echo?​
Physics
1 answer:
cricket20 [7]2 years ago
8 0

Answer:

v= 335 m/s

2∆t= 0.75 s

∆x= v.∆t → ∆x= 335×½×0.75 = 125.625 m

You might be interested in
The chemical energy in your food is
ale4655 [162]

Answer:

Electromanetic

Explanation:ESPERO TE AYUDE

8 0
2 years ago
A 500-kilogram sports car accelerates uni-
timama [110]

Answer:

90 meters

Explanation:

Given:

x₀ = 0 m

v₀ = 0 m/s

v = 30 m/s

t = 6 s

Find:

x

x = x₀ + ½ (v + v₀)t

x = 0 + ½ (30 + 0)(6)

x = 90

The car travels 90 meters.

3 0
3 years ago
A train travels 90 kilometers in 4 hours, and then 82 kilometers in 1 hours. What is its average speed?
kvasek [131]
Average speed = total distance / total time.

That's 172 km / 5 hr = 34.4 km//hr
5 0
3 years ago
Name two objects that use electric motors and are commonly found in houses.
DiKsa [7]
<span>Refrigerator - Contains Induction motor in compressor.
</span><span>Toys - DC motors.</span>
4 0
2 years ago
Read 2 more answers
Susan said, if I fertilize my geranium plants, they will blossom
Anastaziya [24]

Answer:

I don't know what you're asking, but I will try my best.

If Susan fertilizes her geranium plants, it will help them blossom. If she over-fertilizes them though, they will die. But yes, in general, they will blossom if Susan fertilizes her geranium plants.

4 0
3 years ago
Other questions:
  • What kind of change is it when a liquid turns into a gas by boiling????????????????????
    13·1 answer
  • Based on the locations of the elements aluminum (AI), silicon (Si), and phosphorus (P) on the periodic table, which lists the
    5·1 answer
  • The lengths of two sides of a right triangle are given.Find the length of the third side. Round to the nearest tenth if necessar
    10·1 answer
  • A solid conducting sphere is given a positive charge q. How is the charge q distributed in or on the sphere?
    9·2 answers
  • Differentiate convection and conduction class 7
    12·1 answer
  • To estimate the distance in kilometers of a flash of lightning, count the number of seconds between seeing the flash and hearing
    11·1 answer
  • A bar magnet is held above the center of a conducting ring in the horizontal plane. The magnet is dropped so it falls lengthwise
    9·1 answer
  • 1. Why is it important to use units in any graph?
    11·2 answers
  • A car of mass 1490 kg makes a
    5·1 answer
  • Which of the following would typically be used to express speed
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!