Skip to main content

Questions tagged 'Kinetic Energy'

13 questions

A
Anonymous

Feb 02, 2025

Which of the following is an energy transfer?

Which of the following options represents a form of energy transfer? A. Kinetic Energy B. Heat C. Potential Energy D. Chemical Energy E. Thermal Energy

A
Anonymous

Jan 20, 2025

Physics Question..If two gliders of equal mass and…?

If two gliders of equal mass and equal but opposite initial velocities collide perfectly elastically, what are the final velocities of the gliders in terms of their initial velocities? Please use the...

A
Anonymous

Jan 04, 2025

A baseball outfielder throws a 0.150 kg baseball at a speed of 37.0 m/s and an initial angle of 27.0°. What is?

A baseball outfielder throws a 0.150 kg baseball at a speed of 37.0 m/s and an initial angle of 27.0°. What is the kinetic energy of the baseball at the highest point of its trajectory?

A
Anonymous

Jan 03, 2025

What is the change in the internal energy of the rocks?

In outer space, a rock with a mass of 4 kg and a velocity of < 3300, -3200, 3000 > m/s struck another rock with a mass of 12 kg and a velocity of < 270, -270, 200 > m/s. After the collisio...

A
Anonymous

Dec 31, 2024

A light rod 1.00 m in length rotates about an axis perpendicular to its length & passing through its center?

I am unsure where to begin with this problem! A light rod, measuring 1.00 m in length, rotates about an axis that is perpendicular to its length and passes through its center, as illustrated in the fi...

A
Anonymous

Dec 24, 2024

Why do the air molecules inside a bicycle tire speed up as the temperature gets warmer?

Why do the air molecules inside a bicycle tire speed up as the temperature increases? a. Because heat is transferred to the molecules, giving them more kinetic energy. b. Because the warmer air allows...

A
Anonymous

Dec 18, 2024

A student slides a 0.75 kg textbook across a table, and it comes to rest after traveling 1.2m.

A student slides a 0.75 kg textbook across a table, and it comes to rest after traveling a distance of 1.2 meters. Given that the coefficient of kinetic friction between the book and the table is 0.34...

A
Anonymous

Dec 13, 2024

An internal explosion breaks an object, initially at rest, into two pieces, one of which has 2.1 times the mas?

An internal explosion breaks an object, initially at rest, into two pieces. One piece has a mass that is 2.1 times greater than the mass of the other piece. If 8500 J of energy were released in the ex...

A
Anonymous

Dec 12, 2024

If the speed of a particle is halved, by what factor does its kinetic energy change?

If the speed of a particle is halved, how does this affect its kinetic energy? Specifically, by what factor does the kinetic energy change when the speed is reduced to half of its original value?

A
Anonymous

Dec 01, 2024

A car is traveling at 16 m/s .?

A car is traveling at a speed of 16 m/s. What speed would the car need to reach in order to double its kinetic energy? Additionally, by what factor does the car's kinetic energy increase if its speed...