A 700-watt gasoline engine and a 300-watt electric motor both do 3 joules of work. which machine can do the work faster?

Which describes an electromagnetic wave? a transverse wave consisting of electric fields and magnetic fields traveling through matter a longitudinal wave that can travel through matter or empty space a transverse wave consisting of changing electric

If a stone and a pencil are dropped simultaneously in vacuum from the top of a tower. Which of the two will reach the ground first and why?

Ben climbs a tree to retrieve a lost football. If he does 2,400 J of work to climb 8 m, how much force is he using? 19,200 N 300 N 0.0033 N 192 N

When a person strikes and lights a match, potential energy in the match is transformed into which types of energy? a. electrical and thermal b. thermal and radiant c. radiant and nuclear d. nuclear and kinetic

Select the correct answer Which need was added later to Abraham Maslow's hierarchy of needs? A belonging needs B. cognitive needs C. physiological needs D Safety needs E esteem needs

Can you get sunburned through glass?

Which statement about a signal transduction pathway is true? a. A signal transduction pathway provides a means for a signal molecule to pass through the cell membrane and initiate a chain of events inside the cell. b.

If a car is traveling on the highway at a constant velocity, the force that pushes the car forward must be A. greater than the force of friction exerted upon the car. B. less than the force of friction exerted upon the car. C.

Tom stops using a new skin cream for five days to determine if the cream is the cause of a recent rash. What stage of the scientific method is Tom using?

Use your observations to determine qualitatively how the strength of the electric interaction between charged objects depends on the distance between them. Explain your reasoning (this is trickier than it might seem at first).