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Forces and Motion
Page 4
Questions (4,621)
A sail boat is crossing a river of width 43.3 meters, sailing at 17.9 m/s vertically across the river. If a cross wind of 6.0
2 answers
asked by
111jps
146 views
Give your answer accurate to 3 decimal places.
A man on a dock is pulling in a boat by means of a rope attached to the bow of the
2 answers
asked anonymously
213 views
For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 21 N acts on
2 answers
asked by
Kevin
186 views
which hill described in the table is the steepest and why?
A: bell hill; it rises 2/3 foot every 1 foot of horizontal travel B:
2 answers
asked by
anonymous
53 views
The drawing shows a 25.0-kg crate that is initially at rest. Note that the view is one looking down on the top of the crate. Two
2 answers
asked anonymously
116 views
For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of
48 N acts on
2 answers
asked by
Kevin
152 views
A car is moving in curved bank ,the 900kg car is moving at speed of 40.0 m/s through
this curve of radius 100m, a) what does the
2 answers
asked by
Kondwani moyo
129 views
When a feather is dropped from a two-story window, it slowly floats down to the ground. What is the energy that pulls the
2 answers
asked by
Silly
120 views
A force of 200 N acts tangentially on the rim of a wheel 25 cm in radius. (a) Find the torque. (b) Repeat if
the force makes an
29 answers
asked by
Hajara
133 views
. A body of mass 5kg is initially at rest at the bottom of a rough inclined plane of length 6.3m. The plane is inclined at 300
3 answers
asked by
Sami
181 views
You want to push a table 5 feet across the floor. How would a decrease in the resistance caused by friction change the amount of
2 answers
asked by
abysssky14
99 views
When two charged particles are moving toward each other, their velocities decrease until they eventually come to a stop. What
7 answers
asked by
Joe
134 views
Read the following scenario.
Kelley chooses to move a bookshelf in his room so that he can better access it. He wants to start by
5 answers
asked by
abysssky14
147 views
Which of the following statements fully describes what an object may do when it experiences unbalanced forces? Select the two
2 answers
asked by
abysssky14
102 views
Drive the apparent weight of an object when a body of mass float's on a liquid density
2 answers
asked by
Bruk
107 views
Two force 1oN and 20N are inclined at angle 60degree . find the magnitude and direction of the force
2 answers
asked anonymously
64 views
If a feather and a baseball are dropped in the presence of air resistance, which ball will hit the ground first?
a the baseball b
1 answer
asked by
T
215 views
If a crumpled piece of notebook paper and a flat sheet of notebook paper are dropped at the same time from the same height, why
1 answer
asked by
kali
124 views
A spring scale shows a net force of 0.8 N acting on a 1.5-kg mass. What happens to the acceleration of the object if the net
1 answer
asked by
Jalen Warren
120 views
14. In question 13, the extra information was the:
A. acceleration: 5,000 m/s/s B. Speed of 50.0 m/s C. mass of 0.06 kg D. force
1 answer
asked anonymously
76 views
Two forces are applied to a 17 kg box, as shown. The box is on a smooth surface.
A The box accelerates at 1.0 m/s2 to the right
1 answer
asked anonymously
133 views
If a feather and a baseball are dropped in the presence of air resistance, which ball will hit the ground first?
a the feather b
1 answer
asked by
no name
135 views
The man pushes/pulls with a force of 200 N. The child and sled
combo have a mass of 30 kg and the coefficient of kinetic friction
11 answers
asked by
Kondwani moyo
458 views
A child goes down a playground slide with an acceleration of 1.36 m/s^2.
1-Find the coefficient of kinetic friction between the
4 answers
asked by
pop
1,884 views
A young girl sits at the edge of a dock by the bay, dipping her feet in the water. At the instant shown in the figure , she
3 answers
asked by
Lisa
1,700 views
1. The fundamental force that: (4 marks)
____ 1. causes hair to stand on end after being rubbed by a balloon a) strong nuclear
3 answers
asked by
Matt Damon
1,520 views
A fisherman poles a boat as he searches for his next catch. He pushes parallel to the length of the light pole, exerting a force
3 answers
asked by
molly
780 views
The resultant if a certain system of forces has x and y components. Determine the components of this resultant with respect to N
7 answers
asked by
shan
6,826 views
Two boxes of fruit on a frictionless horizontal surface are connected by a light string as in the figures below, where m1 = 15
4 answers
asked by
Phil
8,271 views
A block of mass 11 kg is at rest on a rough plane inclined at 30° to the horizontal. A force acts on the block in a direction
4 answers
asked by
Autumn
2,717 views
Ms. Fizics pushed a large crate of textbooks (75 kg) down the hall to her office. She pushed as hard as she could, and the crate
10 answers
asked anonymously
136 views
A boat sets out from the east shore of a river that flows south. If the boat must land at a point directly opposite on the far
7 answers
asked anonymously
77 views
A canoe of mass 70 kg with a paddler of mass 55 kg are in a river. If the river's current exerts a force of 15 N [E] while the
1 answer
asked by
Jess
595 views
A pilot of a light plane heads due north at air speed of 400km/h and wind is blowing from the west at a 60km/h.what is
2 answers
asked by
ANTHONY
691 views
What is the Coriolis effect
1 answer
asked by
Jo
71 views
The man pushes and pulls with a force of 200 N. The child and sled
combo have a mass of 30 kg and the coefficient of kinetic
1 answer
asked by
Kondwani moyo
100 views
The man pulls with a force of 200 N. The child and sled
combo have a mass of 30 kg and the coefficient of kinetic friction is
1 answer
asked by
Kondwani moyo
65 views
The blocks in the system illustrated below are moving such that block A is moving up the ramp. the coefficient of kinetic
1 answer
asked by
oyebodegoldencity
138 views
A object rest on a ramp . As the highs end of the ramp is raised further, the angle of inclination causing the object to start
1 answer
asked by
oyebodegoldencity
75 views
In downhill speed skiing a skier is ed by both the air drag force on the body and the kinetic frictional force on the skis.
5 answers
asked by
agentx
5,844 views
The air resistance R(in pounds) on a racing cyclist is given by the equation R=0.00829s^2 where s is the bicycle's speed (in
4 answers
asked by
Kylee
2,738 views
You exert a force of a known magnitude F on a grocery cart of total mass m. The force you exert on the cart points at an angle
2 answers
asked by
Max Pat
1,197 views
What is a newton?(1 point)
A. a force that pulls objects toward the ground B. a force that changes the motion of an object C. the
14 answers
asked by
bob
1,777 views
A tow truck tows a 1550 kg, starts a text, space, k, g, end text car along a level road. The cable attaching the car to the tow
1 answer
asked by
chamiya
127 views
Which factor is the MAIN cause of waves?
A:the gravitational pull of the moon B:the wind C:underwater earthquakes D:The coriolis
2 answers
asked by
Mya :)
49 views
I need help with unit 3 forces of motion for 8th grade
4 answers
asked by
Christal
77 views
Rajan climbed to a height of 10 ft from the bottom of a climbing wall. He then climbed up an additional 5 ft.
What must he do to
2 answers
asked anonymously
67 views
Get the resultant and its direction along the horizontal for the group of forces
F1 = 12,000 N at 42° NE F3 = 13,500 N at 37°
2 answers
asked anonymously
87 views
An airplane is flying to a city due south from its current location. If there is a slight wind blowing to the south-east, the
1 answer
asked by
oyebodegoldencity
102 views
Because of an oncoming storm, a boat must cross a river in the shortest amount of time possible regardless of where it lands on
1 answer
asked by
oyebodegoldencity
80 views
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