A 25 kg box starts from rest and slide stone eight 200 m frictionless ramp that has an angle of 20° from the horizontal. What is the acceleration of the box? Draw a free body diagram and apply newtons second law.

Luke and carrie are driving down a straight section of the interstate at 70 mph in luke's new convertible. carrie is drinking a soda in the passenger seat. when she is done she tosses the bottle straight up in the air, just above the height of the car. what will happen to the bottle if air resistance is neglected? a. the bottle will land in carrie's lap. b. not enough information is given. c. the bottle will land on the interstate in front of the car. d. the bottle will land on the interstate behind the car.

Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.

What does every magnet possess? a. iron metal b. strong magnetic field c. repulsion d. north and south poles