285 in scientific notation would be

Some magnets have just one pole Truth or false?

How does an object move when it is subject to a steady centripetal force

After your school's team wins the regional championship, students go to the dorm roof and start setting off fireworks rockets. The rockets explode high in the air and the sound travels out uniformly in all directions. If the sound intensity is 2.

Suppose a ball had a potential energy of 5 J when you dropped it. What would be it's kinetic energy just as it hit the ground?

A book with a mass of 2.0 kg is pushed along a table. If the net force on the book is 1.0n what is the books acceleration

Velocity is: а - speed and direction. b - distance divided by time. c - always the same as speed. distance multiplied by time. d - distance multiplied by time

The gauge pressure in each of the four tires of an automobile is 230 kpa. if each tire has a "footprint" of 180 cm2 (area touching the ground), determine the mass of the car.

A bus travels 20 KM and 30 minutes what is average speed of the bus

What is the total number of atoms in the following formula? CaBr2

A lifeguard on a beach observes that waves have a speed of 7 m/s and a distance of 4.6m between wave crests. what is the period of the wave motion?