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IRISSAK [1]
3 years ago
7

Consider the case of the car starting at rest and accelerating forward. A. Since the air inside the car is not leaking out, it m

ust also accelerate forward. What object exerts the force that is responsible for accelerating the air forward? (I.e. the earth, the air outside the car, the car windows, the balloon, etc.)
Physics
1 answer:
Alchen [17]3 years ago
7 0

Answer:

The force originates from the tires. Tires accelerate the car. The car interior in turn accelerates the air inside the car by providing a pushing force. Thus it is the car read windows, seats and side windows that push the air forward causing it to accelerate.

Explanation:

The air inside the car is being forced forward by the car interior. This includes the rear windows, seats, side windows etc.

This accelerating force originates from the tires, and makes the car interior accelerate with the car. The air inside (since it has no direct connection to the tires) is then pushed forward by the windows, seats etc.

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Plates move mainly due to
Korvikt [17]

Answer:

Earth Rotation

Explanation:

Earth Rotation seems like the answer

5 0
3 years ago
If a car travels 30.0 mi. north for 30.0 min., 50.0 mi. east for 1.00 hour, and 30.0 mi. south for 30.0 min., what is the averag
san4es73 [151]
Note that Speed = Distance/Time.

1st trip:
Distance = 30 mi
Time = 30 min = 0.5 h
Speed = 30/0.5 = 60 mi/h

2nd trip:
Distance = 50 mi
Time = 1 hour
Speed = 50 mi/h

3rd trip:
Distance = 30 mi
Time = 30 min = 0.5 h
Speed = 30/0.5 = 60 mi/h

Average speed = (60 + 50 + 60)/3 = 56.7 mph
The closestanswer is 55 mph

Answer: 55 mph

4 0
3 years ago
PLEASEEE HEPPP!!!!!
Talja [164]

Answer:

An absorber that is dark in color and rough.

Explanation:

i'm smart

3 0
3 years ago
Read 2 more answers
What part of this transverse wave is the green arrow identifying?<br><br> Help plz
cupoosta [38]

It is the 'crest' part that the green arrow is identifying.

3 0
3 years ago
Just need help with 1 and 2 please :D i’m having a bit of trouble :/
dexar [7]
1. Traveling by car means you have specific roads to follow. You won’t be able to go straight to Banning high from POLAHS. The 8.4km will be defined as distance. Traveling by helicopter you don’t have roads to follow that means you can fly directly to banning high. 6.8km will be defined as displacement.

2. A) 400m
B)0m
C)d=1/2(vi+vf)t
400=1/2(0+vf)92
8.7m/s
D) 0m/s
E) Not sure but instantaneous velocity refer to velocity at a given point. Average velocity is just the average. Usually instantaneous velocity won’t be same as the average velocity.
Plz like if it helped.
7 0
3 years ago
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