A 400 kilogram cannon fires a 10 kilogram cannonball at 20m/sec. if the cannon is on wheels at what velocity does it move backwards

A pen rolls off a 0.55-meter high table with an initial horizontal velocity of 1.2 meters/second. At what horizontal distance from the base of the table will the pen land?

Is it true of false ni

A 5.22-kg object passes through the origin at time t = 0 such that its x component of velocity is 5.10 m/s and its y component of velocity is - 2.82 m/s. (a) what is the kinetic energy of the object at this time?

Which of the following energy conversions takes place in plants during photosynthesis? Chemical energy to light energy Light energy to electrical energy Electrical energy to light energy Light energy to chemical energy

Which step in the scientific method usually follows gathering data

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

A 9.0-v battery is connected to a bulb whose resistance is 2.5 ω. part a how many electrons leave the battery per minute?