2. A skateboarder is traveling 7.32 m/s on a flat and level sidewalk. The mass of the board and rider is 63.0 kg. As she coasts along, she grabs a 8.55 kg backpack a friend is holding out. A) What properties are conserved in this problem? 8) What type of collision is this? Why? C) What is her speed after getting the backpack? D) Explain in words what would happen if the backpack where thrown at her?

2. A skateboarder is traveling 7.32 m/s on a flat and level sidewalk. The mass of the board and rider is 63.0 kg. As she coasts along, she grabs a 8.55 kg backpack a friend is holding out. A) What properties are conserved in this problem? 8) What type of collision is this? Why? C) What is her speed after getting the backpack? D) Explain in words what would happen if the backpack where thrown at her?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Related questions

Q: i. At A Road Intersection, A 1,200 Kg Car Traveling Southward At 18.0 m/s Collides With A 975 Kg Car…

Q: One object is initially at rest and another object is moving. The two objects collide. Is it…

A: In the case of collision between two or more objects, the momentum of the system consists of…

Q: Open Response 5 This is a multi-part problem. Please answer all parts here. A 6 kg object moving to…

Q: 1. A baseball (m = 145 g), pitched horizontally to the left at 30.0 m/s, is hit back in a straight…

Q: 3 4 car of mass 890kg is fraveling at 4.57m/s. What is its momentum? a. If the car rear-ends another…

A: 3. The momentum of the car is p1=m1v1=890 kg4.57 m/s=4067.3 kgm/s

Q: A 29500-kg open railroad car, initially coasting at 0.825 m/s with negligible friction, passes under…

A: Given : Mass of railroad car (M) = 29500 kg Speed (vi)= 0.825 m/s Mass of scrap metal (m) = 115000…

Q: 1. A basketball (m = 625 g) bounces up a horizontal floor. The speeds of the ball before and after…

Q: 7. A billiard ball is shot west at 2.30 m/s. A second, identical billiard ball is shot east at 1.30…

A: According to question--- given data-- Initial velocity of ball 1 = 2.30 m/s. initial velocity of…

Q: A 900-kg car traveling east at 15.0 m/s collides with a 750-kg car traveling north at 20.0 m/s. The…

Q: The total momentum of a closed system is 750 kgm/s East. The system consists of 40 objects that are…

A: The given system is closed which means there is no external force is acting on the system.

Q: 24. Suppose a clay model of a koala bear has a mass of 0.200 kg and slides on ice at a speed of…

Q: A mass m1= 3kg slides down slippery ramp, reaching a speed v=9 m/s at the bottom.After reaching the…

A: Given data:m1 = 3 kgm2 = 4 kgInitial speed of mass m1 be u1 = 9 m/sInitial speed of mass m2 be u2 =…

Q: v) A very light rod (ignore its mass) of length L connects two particles of mass m and 2m. Find the…

A: Introduction: Center of mass of a system of masses are defined as the position point where whole…

Q: A railcar of mass (m) is moving at speed (v) when it collides with another railcar of mass (M) which…

A: A. From momentum conservation : Initial momentum before collision = Final momentum after collision…

Q: A lump of clay (m = 3.00 kg) is thrown towards a wall at speed v = 3.00 m/s. The lump sticks to the…

Q: Problem 3: An arrow is fired horizontally with a velocity of 70 m/s where the mass of the arrow is…

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

Q: A 95.0 kg person is driving along at 30.0 m/s in the positive x-direction. The car hits a wall and…

A: Momentum of the person before impact is,

Q: Matthew and Alex are sledding on a very icy hill on a cold Minnesota winter day. At one point, Alex…

A: Let the mass of Matthew and Alex be m and M. The initial velocity of both u and v. But, Alex's…

Q: A bumper car with Batman as a driver (total mass = 150kg), moving at 10.0 m/s, collides with a…

A: The objective of this question is to find the velocity of the bumper car with Superman after the…

Q: A rugby player (mass 65.0 kg) running at 5.00 m/s [East] collides with a second rugby player (mass…

Q: 1. that is initially moving to the left with a speed of 1.55 m/s. After the collision, the 800 g…

Q: On an air track, a 397.5 g glider moving to the right at 1.80 m/s collides elastically with a 497.0…

Q: The figure shows the initial state of two blocks before they have an elastic collision. If the time…

Q: A Toyota Camry has a mass of 1495 kg and is moving due west with a velocity of 4 m/s while a Honda…

Q: 4. A 2kg block and a 3kg block collide with the velocities shown. a) Find the momenta of the blocks…

A: Given data: Mass of block A (mA) = 2 kg Mass of block B (mB) = 3 kg Initial velocity of block A…

Q: You have two carts with equal mass; they collide in a collision the is perfectly inelastic. One cart…

Q: A car is stopped for a traffic signal. when the light turns green, the car accelerates, increasing…

A: Given data: Initial velocity (v0) = 0 m/s Final velocity (v) = 4.90 m/s Time interval (Δt) = 0.812 s…

Q: Two remote control cars with masses of 1.15 kilograms and 1.98 kilograms travel toward each other at…

Q: omentum of the system com external force on this system

Q: A Nerf dart (mass=0.001 kg) is fired into a box (mass=0.035 kg) that is hanging from a string, and…

A: a) This is an example of perfectly inelastic collision. In this type of collision, maximum amount of…

Q: Let a mass of 3.0 kg be standing still and a second mass of 5.0 kg come along and hit it with…

A: Masses m1=3 kg m2=5 kg Respective initial velocity u1=0 m/s u2=4 m/s Respective final velocity v1=5…

Q: a. During the collision, which car experiences the greater force? b. What is the momentum of each…

A: Collision Collision is a phenomenon where two bodies interact with each other by exchanging energy…

Question

2. A skateboarder is traveling 7.32 m/s on a flat and level sidewalk. The mass of the board and rider is 63.0 kg. As she
coasts along, she grabs a 8.55 kg backpack a friend is holding out. A) What properties are conserved in this problem?
8) What type of collision is this? Why? C) What is her speed after getting the backpack? D) Explain in words what would
happen if the backpack where thrown at her?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Conclusion:

Trending now

This is a popular solution!

Step by step

Solved in 5 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A 32-kg object #1 having an initial velocity of 42 m/s to the right collides with a 68kg object #2 moving to the left at 17 m/s. The coefficient of restitution for this collision is 0.68. Take right as the + direction. A. Identify the type of collision. B. Determine the velocities of both objects following the impact. Identify as right or left in each case. C. Determine the percent of the initial kinetic energy lost in the collision.
Q14. Two cars of equal mass, one travelling north, the other east, collide at the same speed at right angles to each other. Assuming the collision is perfectly inelastic, what is the velocity following the collision? a. Ö2 times initial speed, at 45° east of south b. 1//2 times the initial speed, at 45° east of north Ос. twice the initial speed, at 45° east of south d. Ö2 times initial speed, at 45° east of north
Two objects, A and B, with masses 3.2 kg and 1.8 kg, move in a frictionless horizontal surface. Object A moves to the right at a constant speed of 5.1 m/s while object B moves to the right at a constant speed of 1.4 m/s. They collide and stick together. a) Find the total kinetic energy of the system after the collision. b) Is the kinetic energy of the system conserved? Explain.
A 2 kg car is traveling at 10 m/s. It collides and sitcks with a 5 kg car traveling the opposite direcyion at 7 m/s. a. Draw an IF Chart for the scenario b. Calculate the total initial momentum c. Calculate the final velocity of the two cars
how to do?
E6.) A ball experiences a change in momentum of 24 kg-m/s.a. What is the impulse acting on the ball?b. If the time of interaction is 0.15 s, what is the magnitude of the average force acting on the ball? Answer with the correct formula.
b. A 1200-kg car moving with a velocity VA = 25.0 m/s i crashes into the back of a 9000-kg truck moving at a velocity VB of 20.0 m/s i. The velocity of the car immediately after the collision is 18.0 m/s i. i. what is the velocity of the truck immediately after the collision ( to the nearest integer) ii. the coefficient of restitution between them. What type of collision is this? iii. the change in mechanical energy of the car-truck system in the collision. How do you account for the change in mechanical energy?
movement. 12. A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the momentum during the collision are correct? * a. The momentum of the car-truck system is conserved, but the momentum of each one separately is not conserved. b. The momentum of the truck is conserved. c. The momentum of the truck and the car are each conserved. O d. The momentum of the car is conserved. O e. The car and truck must undergo the same change in speed. hp 7. 8
8. Martha, whose mass is 42 kg is traveling on her roller blades at 8 m/s, when she collides with Juan, who is also on roller blades, at rest, and has a mass of 60 kg. Assuming that Martha and Juan move together after they collide, what is their velocity after the collision? 9. A 20 kg suitcase is thrown from the top of a 20 meter building with a speed of 8 m/s. a) With what speed will it reach the ground? b) What speed does the suitcase have when it is 5 m above the ground? (Hint: note the suitcase initially has both PE and KE.) (9)
1.) A car (mass=400 kg) is traveling down a country road (speed is 10 m/s) when it collides with a deer (mass=200 kg) which is running in the opposite direction (speed is 2 m/s). The collision results in the deer getting stuck on the windshield. Treat this collision using the 'conservation of momentum' principle: a) Draw a sketch - label each MASS and each VELOCITY (with arrows for direction). b) Calculate the final speed of the car (remember the deer is stuck on top of the car) after collision (Note: they stick together to form a single mass)
A 7400 kg truck traveling along a straight road at 14 m/s comes to a stop and remains stationary for several minutes. It then accelerates backward in reverse until it reaches 5.0 m/s in the opposite direction. What is the magnitude of the change in momentum of the truck for this entire process? A. 100,000 kg. m/s B. 140,000 kg. m/s C. 67,000 kgm/s D. 37,000 kgm/s O C O B OD O A
I. A lump of clay (m = 3.01 kg) is thrown towards a wall at speed v = 3.15 m/s. The lump sticks to the wall. (a) What kind of collision is it? Is momentum conserved during this collision? Why or why not? (b) Calculate the impulse imparted on the lump by the wall. (c) Calculate percent of initial kinetic energy lost during this collision. II. Same lump is thrown towards the same wall, but this time it bounces off the wall at speed of 3.15 m/s. (a) What kind of collision is it? Is momentum conserved during this collision? Why or why not? (b) Calculate the impulse imparted on the lump by the wall. (c) Calculate percent of initial kinetic energy lost during this collision. III. Same lump is thrown towards the same wall, but this time it bounces off the wall at speed of 2.24 m/s. (a) What kind of collision is it? Is momentum conserved during this collision? Why or why not? (b) Calculate the impulse imparted on the lump by the wall. (c) Calculate percent of initial kinetic…