The Joule (J) is a unit of : kinetic energy

electric energy

potential energy

work all of the above

What is the relationship between resistance and current for a given voltage? As resistance increases, current increases. As resistance increases, current decreases. As resistance increases, current stays the same.

Which is a device that stores electric charge by separating positive and negative charges? A. a conductor B. a dielectric C. a resistor D. a capacitor

1380 kg car is moving due east with an initial speed of 27.0 m/s. after 8.00 s the car had showd dwn to 17.0 m/s. find the magnitude and direction of the net force that produces the deceleration

Parallax can be used to measure a star's

the modulus of the vector product of two vector is 0.577 times their scalar product the angle between vectors

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