A 150kg fish swimming at 8.0m/s swallows a 15kg fish swimming towards it at 4.0m/s.  What is the speed of the larger fish immediately after eating the little fish?

Q: Sue gets up on the roof to clean off the leaf litter. Upon trying to get back down the ladder, she…

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Q: A 5-kg body with a speed of 4.0 m/s collides head-on with another 10-kg body moving towards it with…

A: Mass of object 1 is Initial velocity of object 1 is Mass of object 2 is Initial velocity of object 2…

Q: If you have a ball with a mass of 6.00kg, that has an initial velocity of vA=(2.00i + 5.00j)m/s and…

A: Given:-  The ball of mass m = 6.0 kg  The initial velocity of v→A= 2.0i^+5.0j^m/s. The final…

Q: A bullet moving at a speed of 158 m/s passes through a plank of wood at 141 m/s.  Another bullet…

A: Given that - Initial velocity of the first bullet Final velocity of the first bullet Initial…

Q: A  72kg hockey player skating due east at 7.8m/s collides head-on with an 83kg player skating due…

A: The objective of this question is to find the velocity of two hockey players after they collide and…

Q: 1. In 1896 in Waco, Texas, William Crush of the "Katy" railroad parked two locomotives at opposite…

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Q: The figure(Figure 1) shows a collision between three balls of clay. The three hit simultaneously and…

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Q: ou are stranded in a boat in a frictionless sea filled with hungry piranhas.  The mass of the boat,…

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Q: An astronaut with a mass of 84kg is at rest in space, before firing her water pack to move towards…

A: Given data The mass of the astronaut is ma = 84 kg. The initial velocity of water and astronaut is…

Q: The puffer fish (tetradontiade) can employ a defense mechanism whereby it fills its stomach with…

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Q: Imagine you take two carts, one with a mass of 8kg and the other with a mass of 12kg. We set up a…

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Q: A bullet moving at a speed of 152 m/s passes through a plank of wood at 140 m/s. Another bullet…

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Q: A 0.3 kg bouncy ball hits a wall at 3.0 m/s and rebunds at a speed of 0.8b m/s. What is the change…

A: The given data are: m=0.3 kgu=3 m/sv=-0.8 m/s Here, m denotes the mass, u denotes the initial speed,…

Q: A 3000kg truck runs into the rear of a 1000kg car that was stationary. The truck and car are locked…

A: The expression for the required speed from conservation of momentum is,

Q: Lo= 0.09 m , g = 10 m/s? x = L – Lo (m) Fg (N) 0.2 m (kg) L (m) 0.02 0.108 0.018 0.04 0.126 0.036…

A: The graph is as shown below:

Q: A golf ball of mass 50 g has a kinetic energy of 250J. what is the magnitude of its momentum?

A: It is given that, m=50 g=0.05 kgKE=250 J

Q: A 7.03 kg bowling ball moves at 2.85 m/s. How fast must a 2.26 g Ping-Pong ball move so that the two…

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Q: 134. Astronomy About 65 million years ago an aster- oid struck Earth in the area of the Yucatan…

A: (a) The diameter of the asteroid is 10 km or 10000 m, the radius of the asteroid will be 5000 m.…

Q: Juliet has been captured by Thugs and is being held in a castle surrounded by a 75.0 m wide moat…

A: Height (h) = 8 m Velocity (v) = 27 msθ = 38oHorizontal distance (d) = 75 m

Q: A uranium-238 nucleus undergoes a radioactive decay, 238 U 234Th + 4He. The masses are approximately…

A: A uranium-238 nucleus undergoes a radioactive decay, 238U --> 234Th + 4He The masses are…

Q: John and Phil were playing tennis. They each hit a tennis ball at the same time and measured the how…

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Q: A 1.1 g particle has momentum 410,000 kg⋅m/s. What is the particle's speed in m/s? Express your…

A: Since the speeds are very high we use the relativistic formula for momentum,…

Q: If a particle of mass 100 g initially had a speed of 100 cm/s, what would be its approximate kinetic…

A: In this question we have to find the kinetic energy at the end of 10 cm fall. Please give positive…

Q: John is standing on a boat dock at the water's edge on a hot summer day throwing stones into the…

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