A 2kg ball is rolled at 3m/s. What is the KE of the ball?

What characteristics of a force can be measured?

A scientist in a lab would like to determine if an object conducts electricity. Which of the following experiments would test this? A. Place the object on a source of heat, and measure the time it take to heat up. B. Float the object in water. C.

On an acceleration-time graph what are the units for acceleration

Which relationship between sample size and sampling error is correct? Question 36 options: a) The smaller the sample, the smaller the sampling error will be. b) The larger the sample, the smaller the sampling error will be.

Ganymede is one of the many moons of jupiter. it is nearly a sperical in shape. it is larger than the planet mercury and slightly smaller than the planet mars.

Explain Newton's First Law for the following. If you walk across the room holding a ball, when should you drop it to ensure that it lands on a target? Before, after or when you are directly on the target?

In what way are all forms of potential energy the same?

Enise is riding her bike and falls to the ground. During the collision, she hits both grass and cement. Which best explains why Denise had fewer injuries to the area of her body that hit the grass?

A rock is dropped into the Grand Canyon. It takes 18 seconds to hit the bottom. Calculate how deep the canyon is.

A change from one form of energy into another is called a. gravitational potential energy. b. work. c. conservation of energy. d. an energy transformation