Which of these particles is classified as a lepton?

(A) - electron

(B) - proton

(C) - neutron

(D) - photon

(E) - boson

Peter starts out from a restaurant traveling at 24 mph. Alex leaves the restaurant 15 minutes later, traveling at 36 mph in the same direction.

The steering wheel of a certain vehicle has a diameter of 34.6 cm, and it turns a shaft that is 8.9 cm in diameter. If a 94.8 N force is needed to turn the steering wheel, what torque is exerted on the wheel

Which planets have the largest accelerations of gravity? a. Mercury, Venus, Earth c. Pluto, Venus, Jupiter b. Jupiter, Neptune, Saturn d. All planets have the same acceleration of gravity.

A ball with mass 0.13 kg is thrown upward with initial velocity 20 m/s from the roof of a building 30 m high. neglect air resistance. (a computer algebra system is recommended. use g = 9.8 m/s2 for the acceleration due to gravity.

If heat is transferred between two objects, what has to be true about the situation

You are riding in an elevator on the way to the eighteenthfloor of your dormitory. The elevator is accelerating upwardwith a = 1.90 m/s2. Beside you is the boxcontaining your new computer; box and contents have a total mass28.0 kg.

Why is chopping carrots a physical change?

What value would you divide 50 by in order to get grams to kilograms

Organized elements into four groups based on properties

Microwave, radio signal, light, earthquake which does not belong