Donte is ice skating due north on a frozen lake at a speed of 3 m/s when he collides with Rebecca who was skating due east at 4 m/s.  Donte's mass is 95 kg, and Rebecca’s mass is 80 kg. a)  At what speed and in what direction do they move after they collide if they stick together and move as one? b)  Was there any loss in energy when they collided?  If so, how much?

Q: A football player leaps at a speed of 3.5 m/s toward a second football player, who is moving at 1.5…

A:

Q: A certain radioactive (parent) nucleus transforms to a different (daughter) nucleus by emitting an…

A:

Q: Ethan and Ellie are both driving in the same direction. Ethan is driving a 1245 kg car at a velocity…

A: Momentum = mass × velocity         P = mv

Q: Consider a collision between 2 masses - m₁ =4 kg initially moving with velocity 4* + 5ŷ - m₂=5 kg.…

A:

Q: 1 2500kg railroad car moving with a speed of 3 m/s is linked with a 3500 kg railroad car moving away…

A: Given a 2500kg railroad car moving with a speed of 3 m/s is linked with a 3500 kg railroad car…

Q: judy (mass 40 kg), standing on slippery ice, catches her leaping dog (mass = 15 kg) moving…

A:

Q: VOA VOB Cart B Cart A Cart A has a mass of 4.7 kg and Cart B has a mass of 1.1 kg. Before a…

A: When there is no net external force acts on the system then the total linear momentum of the system…

Q: An astronaut with a total mass of 100 kg with his bag cannot return to the spaceship due to the…

A:

Q: magnitude of the momentum: kg-m/s A 35.50 km boy walks at 3.43 km/h. magnitude of the momentum:…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A 1.45 kg car (A) traveling 0.8 m/s strikes a second car (B) with a mass of 0.59 kg at rest. After…

A:

Q: One billiard ball is shot east at 2.5 m/s. A second, identical billiard ball is shot west at 1.2…

A:

Q: Two cars collide in a head-on collision.  Car 1 has a mass of 1875 kg and was traveling at a speed…

A: Let m1 and m2 denote the masses of car 1 and 2, u1 and u2 denote the speed of car 1 and 2 just…

Q: Mary slides down a snow-covered hill on a large piece of cardboard and then slides across a frozen…

A: Speed of the two of them slide across the ice together on the cardboard is 3.374m/s.

Q: Natalia throws a 0.5 kilogram object at a wall. The object hits the wall perpendicularly with a…

A: Mass of the object, m=0.5 kg Initial velocity,u=3 m/s Final velocity, v=-1.5 m/s Initial momentum=mu…

Q: Part A. What is the speed of each section (relative to Earth) after the explosion? Part B. How much…

A:

Q: An Escort and a Camaro traveling at right angles collide and stick together. The Escort has a mass…

A:

Q: A 2,500 kg car moving east at 10.0 m/s collides with a 3,000 kg car moving north. The cars stick…

A: From conservation of momentum along vertical direction,

Q: A pitcher claims he can throw a 0.145-kg baseball with as much momentum as a 3.00-g bullet moving…

A: Given: Mass of baseball mbaseball=0.145 kg, Mass of bullet mbullet=3 g=3×10-3 kg, Speed of bullet…

Q: Two cars collide at an intersection. Car A, with a mass of 2276 kg, is going from west to east,…

A:

Q: Casey is driving a 1600 kg car toward the east. She goes through an intersection at a speed of 16…

A: given that, Casey is driving a 1600 kg car toward the east.  speed of 16 m/s (approximately 35 mph),…

Q: A women with the mass 101 kg is standing on a cart with the mass of 351 kg. He jumps off the cart at…

A: Mass of Women is m = 101 kg  Mass of the cart is M = 351 kg  Speed of women relative to the car is V…

Q: An atomic nucleus suddenly bursts apart (fission) into two pieces. Piece A with mass ma travels to…

A:

Q: A soft rubber pellet is fired at a target sitting motionless on a frictionless surface. If the…

A:

Q: Suppose a large ship has a momentum of 1.5 × 109 kg⋅m/s. Part A) what is the mass of the large…

A:

Q: Three children are standing together on a totally frictionless frozen pond. However, their combined…

A:

Q: Before a collision, Object A has a momentum of 15 kg*m/s and Object B has a momentum of 22 kg*m/s.…

A:

Q: Betty (mass 35 kg) stands on an ice rink as bubbles ( her puppy mass 8.6 kg) runs towards her and…

A: S

Q: While a giant man stands on the top of a building, an elephant slams into him at a speed of 360 m/s.…

A:

Q: Bernadetta has a mass of 58 kg. She is riding her skateboard east at 6 m/s. She collides with…

A: given: mB=58 kguB =6 m/s ( towards East)us= 3 m/s (towards West)V = 0.3 m/s (towards west)

Q: What is the momentum in kg · m/s of a garbage truck that is 1.10 ✕ 104 kg and is moving at 34.0 m/s?…

A:

Q: 40 kg girl skates at 3.5 m/s on ice toward her 65 kg friend who is standing still, with open arms.…

A: As per the given data,  Mass of the girl (m2)=40 kg ; Initial speed of girl (u1)=3.5 m/s ; Mass of…

Q: Can you help me with this physics problem? A 0.35 kg projectile is moving in the negative y…

A:

Q: Q49.) A body P  moving with a velocity of 20ms−1 collides with another body Q of same mass at rest.…

A: Let Consider body P as m1 Body Q as m2  We know that, Conservation of momentum can be written as:-…

Q: A military aircraft that has a mass of 1.21 x 103 kg accelerates at 316 m/s for 15 seconds from an…

A: Mass of aircraft = 1.21×103 kg Acceleration of aircraft = 316m/s2 Initial speed = 2784m/s

Q: A 7500 kg train moving at 1.5 m/s collides with and couples with a 2500 kg carriage. What is the…

A: Given: Train mass, mt=7500 kg Train velocity, vti=1.5 m/s Carriage mass, mc=2500 kg

Q: Casey is driving a 1600 kg car toward the east. She goes through an intersection at a speed of 16…

A:

Q: A certain radioactive (parent) nucleus transforms to a different (daughter) nucleus by emitting an…

A: