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Newton's Laws
Page 2
Questions (459)
A large box whose mass is 19.0 kg rests on a frictionless floor. A mover pushes on the box with a force of 235 N at an angle
4 answers
asked by
josephz
709 views
Two strong magnets on opposite sides of a small table are shown. The long-range attractive force between the magnets keeps the
6 answers
asked by
Anonymous
2,579 views
Calculate at the start of a race the net force on a sprinter is 640 N. if the mass of the sprinter is 80.0 kg find the
3 answers
asked by
Anonymous
933 views
When you drop a 0.38 kg apple, Earth exerts
a force on it that accelerates it at 9.8 m/s^2 toward the earth’s surface.
4 answers
asked by
Enrik
897 views
A ball acquires a horizontal speed of 12m/sec when a force is applied for a distance of .50m. If the ball has a mass of 1.0kg
3 answers
asked by
Brad
1,959 views
The suspended 2.29 kg mass on the right is moving up, the 1.3 kg mass slides down the ramp, and the suspended 7.7 kg mass on the
2 answers
asked by
Genevieve
772 views
The mass of a robot is 6930 kg. This robot weighs 2520 N more on planet A than it does on planet B. Both planets have the same
4 answers
asked by
S
1,629 views
A block with a mass of m = 21 kg rests on a frictionless surface and is subject to two forces acting on it. The first force is
3 answers
asked by
Maura
1,810 views
A 7900- helicopter accelerates upward at 0.90 while lifting a 1100- frame at a construction site.
A) What is the lift force
4 answers
asked by
Freddy
2,983 views
According to conservation of momentum, when two objects collide, the momentum lost by one object equals the momentum gained by
4 answers
asked by
Tammy
2,037 views
How much force will give a mass of 50g an acceleration of 60cm/s^2
3 answers
asked by
angelica
562 views
2.If a sledgehammer that weighs 18 newtons on Earth will weigh about 4 newtons on the planet Namar, then your weight on Namar
5 answers
asked by
Julia
2,318 views
A student pushes stright along the handles of a mower with a force of 200 N. The handles make a angle of 20°, with respect to
3 answers
asked by
Alyssa
1,549 views
Three blocks rest on a frictionless, horizontal table (see figure below), with m1 = 8 kg and m3 = 20 kg. A horizontal force F =
3 answers
asked by
Lauren
1,719 views
There are two horizontal forces on the 2.0 kg box in the overhead view of Fig. 5-39 but only one (of magnitude F1 = 20 N) is
4 answers
asked by
beav
1,516 views
A chair of weight 100N lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of F =
3 answers
asked by
souleymane
850 views
As part a of the drawing shows, two blocks are connected by a rope that passes over a set of pulleys. One block has a weight of
2 answers
asked by
Sarah Lothrop
1,114 views
Two blocks of mass 3.50 kg and 8.00 kg are connected by a massless string that passes over a frictionless pulley. The inclines
3 answers
asked by
Eric (please help me)
2,782 views
Consider a horse pulling a buggy. Is the
following statement true? The weight of the horse and normal force exerted by the ground
3 answers
asked by
Enrik
1,652 views
Newton's Laws Unit Test
10 of 1510 of 15 Items Question A toy helicopter flies forward with a force of 15 N into an oncoming wind
3 answers
asked by
.
256 views
Newton's Laws Unit Test
6 of 156 of 15 Items Question Two rockets with the same mass are accelerated. Rocket A accelerates twice
3 answers
asked by
.
247 views
Newton's Laws Unit Test
5 of 155 of 15 Items Question Imagine a scenario in which an animal's force is pushing itself forward 5
3 answers
asked by
.
288 views
How do bumper cars at an amusement park demonstrate Newton’s third law?(1 point)
Responses If two bumper cars collide with a
3 answers
asked by
unkownuser
176 views
A loaded truck can accelerate at 3.2 m/s^2
It loses its load so that it is only 0.2 as massive. By what factor must the
4 answers
asked by
michelle
3,273 views
In the figure we see two blocks connected by a string and tied to a wall, with theta = 33°. The mass of the lower block is m =
4 answers
asked by
Kate
2,490 views
The gravitational force of attraction between two students sitting at their desks in physics class is 2.30 x 10-8 N. If one
2 answers
asked by
mari
122 views
A brick of weight 40N is lifted up a distance of 0.5m
2 answers
asked by
Kyle
92 views
How do I find the tension of a rope attached horizontally to 2 masses, given the 2 masses, force and acceleration?
3 answers
asked by
Anonymous
497 views
A force of 20.0 N gives an object an acceleration of 12.5 m/s2. What is the mass of the object?
4 answers
asked by
Me
552 views
When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid injury is to bend your knees
3 answers
asked by
john
729 views
A 4.5-kg brick is suspended by a light string from a 2.0-kg pulley. The brick is released from rest and falls to the floor
4 answers
asked by
Jennifer
1,431 views
A mass M = 21.00 kg is suspended by a massless string from the ceiling of a van which is moving with constant acceleration a, as
2 answers
asked by
archi
1,065 views
Two blocks are tied together with a string as shown in the diagram.(There is a block on a horizontal incline, its mass is 1.0kg,
3 answers
asked by
Mercedes
1,205 views
Two blocks of masses M and 3M are placed on a horizontal, frictionless surface. A light spring is attached to one of them, and
3 answers
asked by
Anonymous
1,046 views
Two packing crates of masses m1 = 10.0 kg and m2 = 6.50 kg are connected by a light string that passes over a frictionless
4 answers
asked by
scott
945 views
An Atwood's machine is built from m1=1kg and m2=2kg. The mass less string is passed over a friction less, mass less pulley. When
3 answers
asked by
Amanda
1,133 views
A sledgehammer hits a wall. (Equal or Opposite reaction)
The wall pushes back with an equal force but in an opposite direction.
3 answers
asked anonymously
37 views
The net force on a rock with a mass of 2.0kg is 19.6N. What is the acceleration of the rock?
4 answers
asked by
Liea
1,678 views
A chair of weight 75.0N lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of F =
3 answers
asked by
Boxiang
1,184 views
In a rescue scene during the 911 crisis, a helicopter of mass 6000 kg accelerates upwards at the rate of 0.50 m/s2 while lifting
3 answers
asked by
Corey Brown
669 views
a horizontal force Pushes a 80 N box up a frictionless 37 degree incline at a constant velocity as shown.?
What is the magnitude
1 answer
asked by
Naveed Khan
413 views
According to Newton's second law of motion____.
F = mv F = m/a a = Fnet /m F = ma
4 answers
asked by
TheFriendlyUnicorn
448 views
How many newtons of force are necessary to accelerate a 0.0050 kg mass at the acceleration (a) of 9.81 m/s2 with the force
3 answers
asked by
Renka Jai
671 views
Two crates , one with mass 4.00 kg and the other with 6.00 kg, sit on the frictionless surface of a frozen pond, connected by a
4 answers
asked by
evelyn
4,288 views
According to Newton's Third Law, if a sledgehammer hits a wall with a force of 1000 N, how much force does the wall hit the
3 answers
asked anonymously
333 views
The acceleration of a satellite can be derived by equating the universal gravitational force and the centripetal force
true or
3 answers
asked by
ur mom
109 views
P=mv
45n=
3 answers
asked anonymously
26 views
I need help with physical science newton's laws unit 2 lesson 7
3 answers
asked by
Me
44 views
Newton's law sample work. This is a stem.
3 answers
asked by
Me
28 views
Newton's law sample work
3 answers
asked by
Me
26 views
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Parent Categories (16)
Classical mechanics
Dynamics
Force
Force and Motion
Forces
Forces and Motion
Gravity
Laws and Principles
Laws of motion
Mechanics
Mechanics/Optics
Motion
Physical Science
Physics
Physics Education
Work and Energy