dantheban1690 dantheban1690
  • 03-07-2017
  • Physics
contestada

A 2-kg book falls off a shelf. It hits a student traveling 2 m/s. How much kinetic energy does the book have?


8 J


2 J


1 J


4 J

Respuesta :

osprey2015
osprey2015 osprey2015
  • 27-08-2018

4 J

1/2 mv^2 is ke formula

Answer Link

Otras preguntas

This is Aleks! please help me with this! I have been stuck on this one for weeks!!
Last week, Ken ran 10 laps around the lake. Heather ran 2/3 as many laps around the lake as Ken did. How many laps around the lake did Heather run? Write your a
Describe the salons requirement for preparing yourself,the client and work area prior to cutting facial hair
Are the angle measurements in this triangle correct? 130⁰ 30° 30° OA) Yes, the angle measurements shown are correct. OB) No, the base angles should be 35 degree
Which fraction is closest to 1 1/2?
An elevator carrying a person of mass m is moving upward and slowing down. How does the magnitude f of the force exerted on the person by the elevator floor com
What are the potential causes of stress and mental imbalance?
Rewrite the polynomial in the form ax² + bx+c and then identify the values of a, b, and c. -2x+1+2x²
Question 30 of 33 Which of the steps will cause the rectangle to map onto itself? A. Reflect across the y-axis, then shift 9 units right OB. Reflect across the
Math question, me need help