A 5kg ball is dropped from a height of 5m. Neglecting the effects of friction, what is the balls kinetic energy just before it hits the ground?

A) 10 J

B) 25 J

C) 62.5 J

D) 245 J

At a particular instant, a hot air balloon is 100 m in the air and descending at a constant speed of 2.0 m/s. At this exact instant, a girl throws a ball horizontally, relative to herself, with an initial speed of 20 m/s.

11. Which of the following phenomena is taking place when sound waves are reflected from a surface along parallel lines? A. Refracting B. Absorption C. Focusing D. Diffusion

an object begins from rest and accelerates at a rate of 2.5 meters per seconds square for 6.0 seconds. what is the distance that the object will travel

How does the skater's kinetic energy changes as he moves down the ramp?

If the band is made of a gold alloy with resistivity 6.2*10-8ω⋅m and has a cross-section area 4.5 mm2, what is the induced current?

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball

What is the relationship between the slope of the position graph of an object and its velocity?

Differeniate between thermal energy and heat

The term that describes the time when the sun's are directly over the equator is: