Which one would you weigh more if you traveled to two different planets that were exactly the same size/volume but one was made completely of iron and the other swiss cheese? Explain.

A car travels west for 240km in 4 hours. What is the car's velocity?

A 16 N force is applied to an object and 96 J of work is done. How far was the object moved? A) 6 B) 16 C) 80 D) 1536

A construction worker pushes a wheelbarrow 5.0 m with a horizontal force of 50.0 N. How much work is done by the worker on the wheelbarrow

A 200-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope.

Do you think an observer on another planet in the solar system might see eclipses

2. How is temperature related to kinetic energy?

As stream velocity decrease, which factor will likely increase? A) erosion of the stream bank B) deposition of material in the stream C) amount of material carried downstream D) size of the particles carried downstream

What cells in the nervous signals travel through the nervous system

A mechanic pushes a 3.60 ✕ 103-kg car from rest to a speed of v, doing 5,130 j of work in the process. during this time, the car moves 21.0 m. neglecting friction between car and road, find v and the horizontal force exerted on the car.

Anika asks Eva to roll a basketball and then a bowling ball to her. Which requires more force to roll, and why?