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
tatuchka [14]
3 years ago
11

A car traveling west in a straight line on a highway decreases its speed from 30 meters per second to 23 meters per second in 2

seconds. The car's average acceleration during this time interval is
Physics
2 answers:
garik1379 [7]3 years ago
6 0
U1= 30m/s
u2= 23m/s
t=2s
a=(u2-u1)/t
a=-7/2=-3.5 m/s^2
mihalych1998 [28]3 years ago
3 0
Use the equation Vf=Vi+A(t)
Rearrange it so A is isolated: A= Vf-Vi/t
A=(23-30)/2
A=-3.5m/s^2
You might be interested in
a place that is typically cold because of an increase in altitude would most likely have what type of climate? dry climate mild
Marta_Voda [28]
A place that is cold because of an increase in altitude has a mountain area climate or simply, mountain climate. An area that is high in altitude typically has a colder temperature because of the increased amount of rainfall they have. Also, air tends to cool as it rises in temperature. 
3 0
3 years ago
What led astronomers to believe in the existence of dark matter?
Tju [1.3M]
It’s either C or D. let me know but I would do C!
3 0
3 years ago
The ____ is the place where position equals zero
Alexus [3.1K]
The answer to your question is the Origin 
7 0
3 years ago
Give reason: 1. Copper wires are used in domestic circuits. 2. Tungsten is used as filament in bulb. 3. Filament bulbs are repla
Karolina [17]

Answer:

your mom

Explanation:

3 0
3 years ago
Read 2 more answers
How much energy .....
Elodia [21]

Answer:

A: 4 J of energy input

Explanation:

Hopefully this helps!

4 0
2 years ago
Other questions:
  • Hans observed properties of four different waves and recorded observations about each one in his chart.
    7·2 answers
  • (pleases show work)
    9·1 answer
  • HELP ASAP. WILL GIVE BRAINLIEST.
    14·1 answer
  • A horse does 910 J of work in 380 seconds while pulling a wagon. What is the power output of the horse? Round your answer to two
    12·2 answers
  • What can electromagnetic waves travel through?
    15·1 answer
  • A toy rocket is launched vertically from ground level (y = 0.00 m), at time t = 0.00 s. The rocket engine provides constant upwa
    6·1 answer
  • Adhira loves to ride her bike around the neighborhood. She starts riding 1.2 miles at 30° S of E. Then, she rides another 2.0 mi
    15·1 answer
  • A 28 kg student stand on the surface of the Earth. What is the magnitude of the
    7·1 answer
  • A student watches a video about forces.
    6·1 answer
  • a tank circuit contains a capacitor and an inductor that produce 30 of reactance at the resonant frequency. the inductor has a q
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!