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Energy Conservation
Page 2
Questions (350)
Does anyone have the energy conservation quick check answers?
7 answers
asked by
Help
2,506 views
A 72.0 kg swimmer jumps into the old swimming hole from a tree limb that is 4.00 m above the water.
Part A- Use energy
4 answers
asked by
Jess
5,205 views
The question is:
"A block of ice at 0oC is dropped from a height that causes it to completely melt upon impact. Assume that there
10 answers
asked by
Ceres
3,634 views
A motorcyclist is trying to leap across a canyon by driving horizontally of the cliff that is 70.0 m high at 38.0 m/s. Ignoring
5 answers
asked by
Angel
4,715 views
An 8.70 kg block slides with an initial speed of 1.56 m/s **down** a ramp inclined at an angle of 28.4 with the horizontal. The
4 answers
asked by
AfterLife
4,748 views
I have answer the question can someone review it and tell me how it sounds or if I need to add something
Post your response to
6 answers
asked by
girl
723 views
A 700-N man jumps out of a window into a fire net 10 m below. The net stretches 2 m before bringing the man to rest and tossing
5 answers
asked by
yo
5,716 views
a bullet of mass 20g is fired into a block of wood of mass 400g . if the bullut and wood move together with speed of 20ms-1
4 answers
asked by
kongo.
1,658 views
A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that
4 answers
asked by
Zach
3,048 views
The masses are each initially 1.8m above the ground, and the massless frictionless pulley is 4.8m above the ground. (a)
3 answers
asked by
Evaness
1,319 views
suppose the diver vaults off the springboard, leaving it with an initial speed of 3.50 m/s upward. use energy conservation to
3 answers
asked by
tony
1,602 views
A tennis ball is a hollow sphere with a thin wall. It is set rolling without slipping at 4.24 m/s on a horizontal section of a
4 answers
asked by
emath
2,492 views
A puck is released on an air table inclined by 0.1rd with respect to horizontal. By applying the principle of conservation of
2 answers
asked by
angy
1,056 views
A 0.500 kg block is sitting on a horizontal, frictionless surface. The block is connected to a horizontal spring with a force
3 answers
asked by
Jon
2,035 views
Suppose the diver vaults off the springboard, leaving it with an initial speed of 3.27 m/s upwards. Use energy conservation to
4 answers
asked by
cbrown
1,463 views
A .400 kg bead slides on a curved wire, starting from rest at point A. If the wire in problem 61 is frictionless between points
3 answers
asked by
Anonymous
3,687 views
The conservation of energy is the mechanism behind circuits being able to take electrical energy and make it into other forms of
4 answers
asked by
bktherula
544 views
how does the total energy change when a falling rock hits the ground?
4 answers
asked by
nick
1,553 views
A parachutist with mass 79.7 kg jumps from an airplane traveling at a speed vi= 112 km/hr at a height H = 2570 m. He lands with
3 answers
asked by
Casey
2,538 views
8. The pendulum in the diagram below swings from position A to B.
If we don’t consider friction, what happens to the total
3 answers
asked anonymously
61 views
A baseball is thrown into the air as shown below.
Which is true about the total energy at point S? (1 point) Responses At point
3 answers
asked anonymously
47 views
If a spring with a spring constant k = 10 N/m
is stretched from its equilibrium position by 0.1 m, and released, what would be
4 answers
asked by
Sangita
2,657 views
To combat wasteful habits, we often speak of “conserving energy,” by which we mean turning off lights and hot energy,” by
3 answers
asked by
Anonymous
1,313 views
Which best describes energy changes in a system?
a Energy is not conserved, and it can be created or destroyed. b Energy is not
3 answers
asked by
fer
208 views
A 67.5kg skier slides down a 20° slope whose vertical height is 125m. What is the variation of the potential energy of the
3 answers
asked by
help
530 views
t takes 572 kJ of energy to decompose 2.00 mol of liquid water. How much energy does it take to decompose 54.0 mol of water?
2H2O
3 answers
asked by
Josh
1,139 views
A diver of mass m drops from a board 12.0 m above the water's surface, as shown in the figure. Neglect air resistance. Suppose
3 answers
asked by
josef
1,291 views
Place a small rubber ball on top of a basketball or soccer
ball and then drop them together. If vertical alignment nicely remains
2 answers
asked by
George
980 views
To combat wasteful habits, we often speak of “conserving energy,” by which we mean turning off lights, heating or cooling
1 answer
asked by
Chris
385 views
A basketball of mass 0.70 kg is dropped from rest from a height of 1.22 m. It rebounds to a height of 0.64 m. How much
3 answers
asked by
Physics
718 views
A cannon ball is fired so that it hits the wall at the top of a 10m tower.If the energy needed to destroy the wall is 49000 F
4 answers
asked by
TOM
1,017 views
A 20 kg block slides with an initial speed of 11 m/s up a ramp inclined at an angle of 25o with the horizontal. The coefficient
3 answers
asked by
andy
524 views
A 34.0 kg child slides down a long slide in a playground. She starts from rest at a height h1 of 22.00 m. When she is partway
2 answers
asked by
Anonymous
816 views
Derive a function that gives the final speed of the cart as a function of the masses, ramp angle and distance up the ramp that
3 answers
asked by
AfterLife
1,035 views
The pendulum in the diagram below swings from position A to B. If we don’t consider friction, what happens to the total
13 answers
asked anonymously
72 views
the universe total amount of energy does not ever change, but the amount of this energy that is available to do work varies
3 answers
asked anonymously
45 views
A 3.1 kg block has an initial velocity of 15 m/s as it moves 12m on a rough horizontal surface with coefficient of kinetic
4 answers
asked by
Anton
439 views
An 8.70 kg block slides with an initial speed of 1.56 m/s up a ramp inclined at an angle of 28.4 with the horizontal. The
3 answers
asked by
Sara
1,316 views
A baseball is thrown into the air as shown below
witch is true about the total energy at point a
3 answers
asked by
muana
44 views
As a ball is falling what is happening to its energy
3 answers
asked anonymously
48 views
13 of 2413 of 24 Items
Question The universe’s total amount of energy does not ever change, but the amount of this energy that
7 answers
asked by
Latina baddie ✧
55 views
A person wants to participate in a bunjee jump. One end of an elastic band 10m long with a spring constant of 50N/m will be
6 answers
asked by
Chris Adison
480 views
Imagine an object held at some height above the ground. It is released and falls toward the ground. Ignoring air resistance or
7 answers
asked by
bruh
1,018 views
A piston compresses a cylinder of gas doing 1220j of work on the gas. Doing this compression, the gas loses 370j of energy to
2 answers
asked by
Nathaniel Benson
94 views
Discuss any five activities that the citizens can do to reduce the use of electricity which will lessen loadshedding in the
2 answers
asked anonymously
35 views
Conservation is the best way to reduce the need for additional energy consumption. True or false
4 answers
asked by
Tristian
119 views
Imagine holding a mic at a height above the ground. It is released and falls toward the ground.
Ignoring air resistance or
1 answer
asked by
A
255 views
Considering the law of conservation of energy, we believe that a super-duper bouncy ball should keep bouncing - forever. Yet, we
1 answer
asked by
A
71 views
Considering the law of conservation of energy, we believe that a super-duper bouncy ball should keep bouncing - forever. Yet, we
1 answer
asked by
A
77 views
Considering the law of conservation of energy, we believe that a super-duper bouncy ball should keep bouncing - forever. Yet, we
2 answers
asked by
Grogu
141 views
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Parent Categories (48)
Architecture
Chemical Reactions
Chemistry
Circular motion
Classical mechanics
Conservation
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Conservation and Sustainability
Conservation of natural resources
Daily Habits
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Environmental
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Environmental Conservation
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Forces and Motion
Heat Transfer
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Home Owner's Association
Home Sustainability
Individual Actions
Kinematics
Kinetic Energy
Magnetism
Mechanics
Motion
Motion and Gravity
Natural Resource Conservation
Photosynthesis
Physics
Physics Education
Renewable Energy Sources
Rocket Engineering
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Science and Energy
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