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lana [24]
3 years ago
9

A Car accelerates from 4 m/s to 16 m/s in 4 seconds. What is the car's

Physics
2 answers:
klemol [59]3 years ago
5 0

Answer:

4 m/s^2

that is the right acceleretion a car

irakobra [83]3 years ago
5 0

Answer:

I believe that the answer is 3 m/s^2

Explanation:

since acceleration is final velocity minus initial velocity divided by time, we can plug in known values and solve.

a=(f-i)/t

a=(16-4)/4

a=12/4

a=3

3m/s^2 is the acceleration

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Answer:

micro

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4 years ago
A marshmallow is dropped from a 5.71 meter high pedestrian bridge, and 0.921 seconds later, it lands right on the head of an uns
Natalka [10]

let the height of the person with marshmallow on her head be "h"

consider the motion of the marshmallow after it is dropped from bridge.

Y₀ = initial position of the marshmallow above the ground = 5.71 m

Y = final position of marshmallow on head of person = h

v₀ = initial velocity of the marshmallow = 0 m/s

a = acceleration due to gravity = - 9.8 m/s²

t = time of travel for marshmallow = 0.921 sec

Using the kinematics equation

Y = Y₀ + v₀ t + (0.5) a t²

inserting the values

h = 5.71 + 0 (0.921) + (0.5) (-9.8) (0.921)²

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5 0
3 years ago
A pressure cooker contains water and steam in equilibrium at a pressure greater than atmo-spheric pressure. How does this greate
Amanda [17]

Answer:

As the pressure inside the pressure cooker increases as it is heated, the temperature also increases.

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According to the ideal gas law, as the pressure increases, the temperature also increases.

As the pressure inside the pressure cooker increases as it is heated, the temperature also increases.

6 0
3 years ago
I WILL GIVE OUT A BRAINLIEST!!
Natali [406]
Since your constantly changing the height of the cup (your independent variable) then this causes the distance it travels to change (your dependent variable) so it’s basically because the slope is changing as well.
8 0
4 years ago
5 10 points Sanzida conducted an experiment that required a wire carrying a current to be wrapped around a metal core. When she
stellarik [79]

The current in the wire has created a magnetic field with its north pole at the top of the rod.  A magnetic field influences electric currents.

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The magnetic field also refers to the one where magnetic forces act to shape an electrical current.

The only material and/or body capable of altering an electrical current in a magnetic field is the presence of another magnetic field.

Learn more about magnetic fields here:

brainly.com/question/14411049

7 0
2 years ago
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