15) Food Fightl Someone throws a perfectly good hamburger across the cafeteria. What velocity does it experience it it has a mass of 0.35 kg and has 79 Joules of kinetic energy?

Q: 4. you throw a ball straight up with a speed of 17.4 m/s. calculate how high the ball goes using the…

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Q: 2R A R 3R ME a) How much work is required to move a mass m from position A (tuo Eauth radii from the…

A: Given data: Position of the point A from the centre of the earth is, 2R Position of the point B from…

Q: Two carts, C and D, are initially at rest on a horizontal frictionless table as shown in the…

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Q: Common misconceptions about energy: (With Explanation) 6. An object at rest has no energy.

A: As we know energy is neither created nor destroyed, it only converted from one form into another.

Q: What is the velocity of a 1000 kg car with 480,000 J of kinetic energy? Can you determine its…

A: Given data:  Mass (m) = 1000 kg Kinetic Energy (KE) = 480,000 J Required: The velocity (v)

Q: How fast must a 3,025-kg elephant move to have the same kinetic energy as a 65.0-kg sprinter running…

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Q: Sophie tossed her favorite toy from her crib. Calculate the total energy of the toy when - it’s in…

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Q: A 7.5 kg bird is flying 9.4 meter above the ground at a speed of 1.2 m/s. Calculate the following…

A: mass = 7.5 Kg height = 9.4 m Velocity = 1.2 m/s Kinetic Energy = 0.5*7.5*1.2*1.2 = 5.4 J

Q: V=10.om/s 12. A 2000-kg car has a velocity of 12.0 m/s. The car then hits a tree. The tree doesn't…

A: 12)Given, Mass of car(m)= 2000kg Initial velocity of car (u)= 12 m/s Final velocity of car (v)= 0m/s…

Q: How fast should a 100 kg football player run to have the same kinetic energy as a 156 kg player…

A: Given data:  Mass of first player (m1) = 100 kg Mass of second player (m2) = 156 kg Speed of second…

Q: 3-)Find the displacement, velocity, kinetic energy, potential energy and momentum of an object,…

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Q: If a ball weights 30 N what vertical height does it rise to if it has 180 j of energy at the top of…

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Q: A 50.0 kg jumps balloon at height of t lands with a entrgy parachutist of mass Out of a station ary…

A: Given Data : The mass of the parachutist is given as m = 50 Kg. The height of the balloon is given…

Q: 3) Usain Bolt is wicked fast. In fact, he is the fastest human in the world and ran at a crazy 10.1…

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Q: The encigy necded to the Specd t 22 ms Inorease a from eertain 44 ms car to is 240 kJ. a) Wlat is…

A: The energy needed to increase the speed of a a certain car from 22 MS to 44 MS is 240 kj. what is…

Q: 8) A baseball of mass m arrives at a batter with speed v. The batter swings, and hits the ball. The…

A: The workdone by the bat is nothing but the change in the kinetic energy of the ball. So, all we have…

Q: Two identical golf carts move at different speeds. The faster cart has twice the speed and therefore…

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Q: A 155g baseball is thrown so that it acquires a speed of 35m/s .  a) What is it's kinetic energy .…

A: (a) The kinetic energy of the baseball can be written as KE=12mv2KE=12155 g×10-3kg1 g35 m/s2KE=94.9…

Q: How fast must the swim

A: Sloth must swim at speed of 0.119 m/s Explanation is in next step.

Q: 16. (I) (a) If the kinetic energy of a particle is tripled, by what factor has its speed increased?…

A: We know that  K.E. = 12m v2 a)  so if K.E. has increased by 3 times than the velocity factor must…