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Acceleration
Page 10
Questions (1,727)
A car accelerates at a constant rate from zero to 20.5 m/s in 10 seconds and then slows to 15.9 m/s in 5 seconds. What is its
3 answers
asked by
moon
587 views
At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465
4 answers
asked by
MOMO
645 views
A ball rolls up a ramp and then back down again. The ramp is oriented so that the ball is rolling to the right as it rolls up
4 answers
asked by
Vicki
1,898 views
in a 100m race, 2 sprinters finish at the same time of 10.2 seconds, accelerating uniformly, sprinter A took 2 seconds to obtain
3 answers
asked by
Liz
2,462 views
how long will it take a car to cover a distance of 500 meters if it accelerates from rest at a rate of 5.50 m/s2?
3 answers
asked by
Aries
598 views
An ice skater glides around a rink at a constant speed of 2 m/s. Is the skater accelerating?
4 answers
asked by
alexis
1,777 views
Which situation is an example of negative acceleration?
A car moving at a constant velocity A jogger slowing down at the end of a
7 answers
asked anonymously
75 views
A robot is seen to accelerate 125855 km/hr2 over a distance of 62.4 m. If it takes the robot 16 s, what is the final velocity in
10 answers
asked anonymously
51 views
Which situation is an example of negative acceleration?(1 point)
Responses A jogger slowing down at the end of a race A jogger
3 answers
asked anonymously
44 views
A man is driving his car ata velocity of 100km/h on a straight road. H e sees a traffic jam at a distance and slows down to
2 answers
asked by
ted
829 views
A rocket-driven sled running on a straight,
level track has been used to study the physiological effects of large accelerations
2 answers
asked by
Emily
1,148 views
A driver of a car traveling at 17.4 m/s applies
the brakes, causing a uniform deceleration of 1.8 m/s2. How long does it take the
1 answer
asked by
Anonymous
474 views
A 4.1 kg object hangs at one end of a rope that is attached to a support on a railroad beoxcar. When the car accelerates to the
3 answers
asked by
alexa
845 views
If a car completes a 3.8 mi oval track in 69.7 s, what is the average speed? answer in mph
Did the car accelerate? (A.yes the
3 answers
asked by
alexa
1,585 views
An object traveling 200 feet per second slows to 50 feet per second in 5 seconds. Calculate the acceleration of the object.
4 answers
asked by
j
2,078 views
What is the acceleration (in meters/second^2) of a freely falling 74.0 kg sky-diver, if air resistance exerts a force of 264 N?
2 answers
asked by
nm
979 views
Take the mass of the Earth to be 5.98 ×
1024 kg. If the Earth’s gravitational force causes a falling 66 kg student to
3 answers
asked by
Carrie
635 views
David is traveling at 20 m/s in a car when the car hits the tree. David comes to a complete stop in 0.4 seconds. What is David's
3 answers
asked by
Nicole
741 views
A car travels in a straight line for 5.4 h at a
constant speed of 79 km/h . What is its acceleration? Answer in units of m/s2.
4 answers
asked by
Diana
735 views
A small sphere is hung by a string from the ceiling of a van. When the van is stationary, the sphere hangs vertically. However,
3 answers
asked by
Tiffany
1,808 views
An 800 N man stands on a scale in a motionless elevator. When the elevator begins to move, the scale reads 650 N. Find the
4 answers
asked by
Sam
2,319 views
An Olympic athlete wants to complete the 4000-m run in less than 12.0 minutes. After exactly 10.0 minutes of running at a
7 answers
asked anonymously
42 views
A 2.15 kg book is dropped from a height of
1.8 m. a) What is its acceleration? Answer in units of m/s2.
4 answers
asked by
Shawna
324 views
A heavy freight train has a mass of 14000 metric tons. If the locomotive can pull with a force of 645000 N, how long does it
2 answers
asked by
Bala
521 views
A certain force gives an object of mass m1 an acceleration of 13.0 m/s2 and an object of mass m2 an acceleration of 2.10 m/s2.
4 answers
asked by
koraile
1,054 views
A car travels in a straight line for 4.5 h at a constant speed of 61 km/h .
What is its acceleration? Answer in units of m/s2.
5 answers
asked by
!
581 views
A certain car is capable of accelerating at a rate of +0.50 m/s2. How long does it take for this car to go from a speed of 45
3 answers
asked by
j
1,158 views
A proton initially moves left to right long the x‑axis at a speed of 2 ´ 103 m/s. It moves into an electric field, which
4 answers
asked by
jolanta
1,300 views
The speed of a rain is reduced unformly from 10m/s to 5m/s while covering a distance of 50m.What is its acceleration??
3 answers
asked by
chen chen
325 views
A pilot stops a plane in 484 m using an acceleration of -8 m/s2. How fast was the plane moving before the breaking began?
4 answers
asked by
Jake
1,269 views
An object travels 6m in the first second of travel, 6m again durning the second second of travel, and 6m again druning the third
3 answers
asked by
Caitlyn
553 views
Liz rushes down onto a subway platform to find her train already departing. She stops and watches the cars go by. Each car is
4 answers
asked by
Erin
3,050 views
A spaceship travels 1220 km with a constant uniform acceleration. How much time is required for the acceleration if the
2 answers
asked by
NoNo100
918 views
A speedboat uniformly increases its velocity from 25 m/s to the west to 35 m/s to the west. How long does it take the boat to
2 answers
asked by
NoNo100
1,231 views
At t = 0, a particle moving in the xy plane with constant acceleration has a velocity of vi = (3.00 i - 2.00 j) m/s and is at
3 answers
asked by
jacky
1,353 views
A falling object accelerates from
-10.0 m/s to -30.0 m/s. How long does this take?
2 answers
asked by
Ry
30 views
starting from rest, a ball rolls, down an incline at a constant acceleration of 2meters per second squared
what is the velocity
3 answers
asked by
ashley
634 views
"from zero to sixty in 8 seconds" is a description of:
a) average speed b) instantaneous speed c)average acceleration d)
4 answers
asked by
Tammy
1,206 views
I know how to get the speed if it accelerated the whole time. How do I calculate the cruising speed?
Starting from rest, a car
4 answers
asked by
Colin
1,607 views
Could you please check my answers and units. Thanxs!
1. An automobile starts from rest and accelerates at 3m/s2 for 4 seconds.
4 answers
asked by
Emma
1,333 views
car accelerates from 0 to 60 mi/hr in a time of 5.8 secs.
a. What is the acceleration of car in m/s squared? need help setting up
2 answers
asked by
mitch
670 views
Four movers pick up boxes. Each box has a different mass, and each mover applies a different amount of force to lift the box.
3 answers
asked anonymously
136 views
turner's treadmill starts with a velocity of -3.4 m/s and speeds up at regular intervals during a half hour workout. after 26
2 answers
asked anonymously
38 views
A car going at 30 m/s undergoes acceleration of 2 m/s^2 for 4 sec. What is its final speed? How far did it travel while it was
5 answers
asked by
Happy Face
1,816 views
A truck moving at 8.3 m/s accelerates at a constant rate of 10.0 m/s^2 for 5 seconds. The truck has a final velocity of
3 answers
asked by
Anonymous
956 views
3 part question:
A 52-kg girl weighs herself by standing on a scale in an elevator. What does the scale read when: a.)the
4 answers
asked by
Brandon
1,362 views
Which pieces of evidence support the connection? Select the two correct answers.
(1 point) Responses “To break down the physics
2 answers
asked by
1
19 views
Which object will accelerate more if the student exerts an equal amount of force on each object? (1 point) Responses 10 kg box
3 answers
asked by
mimi
40 views
Turner’s treadmill starts with a velocity of
−2.9 m/s and speeds up at regular intervals during a half-hour workout.After 23
3 answers
asked by
Anonymous
1,775 views
(3pts) If you drive your car at a CONSTANT speed of 30mph for 35 seconds, what is the acceleration for the trip?
3 answers
asked anonymously
24 views
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