An object has kinetic energy of 324 J. If it's speed is 9m/s, what is it's mass?

If a body has 60N weight what will be its mass on moon

A motorist travels 406 km during a 7.0 hr period. what was the average speed in km/hr and m/s

In order for exercise to be effective, it must substantially increase heart rate. True False

Which of the following materials is a conductor of electric current? A. a plastic game piece B. a wooden spoon C. a copper penny D. a glass window

What quantity is scalar

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these

Why do responsible consumers use credit and credit cards?

According to Ptolemy's model of the movement of celestial bodies, A. the sun is the center of the universe. B. the earth rotates around the moon. C. planets orbit in circular paths around the earth. D. the earth rotates around the sun.