Why would an object float in water, but sink in rubbing alcohol?

Airplane flight recorders are made to survive horrific crashes. In an impact test to simulate a crash, the 41.0 kg box for the recorder is projected at a wall. The speed of the box is 220 m/s and the box is brought to a halt in 6.

When one car was twice the mass of the other, do the cars still experience equal and opposite forces? Why or why not?

How far will 490 J raise an 8 Kg mass?

The spiral spring of a spring balance is 25.0cm long when 5N hangs on it and 30cm long when the weight is 10N, what is the length of the spring, if the weight is 3N assuming Hooke's law is obeyed? A. 15.0cm B. 17.0cm C. 20.0cm D. 23.0cm

Give two ways in which the water vapour changes as it passes down the glass tube in the condenser

A football travels 25 m in 2.5 seconds. What is the speed of the football?

A 25 kg ball is thrown into the air when thrown it's going 10 m/s calculate how high it travels

As part of a circus performance, a man is attempting to throw a dart into an apple which is dropped from an overhead platform. Upon release of the apple, the man has a reflex delay of 215 milliseconds before throwing the dart.

A train travels 90 kilometers in 1 hour, and then 82 kilometers in 5 hours. What is it's average speed?

3. A hydraulic lift is used to jack a 950-kg car 45 cm off the floor. The diameter of the output piston is 23 cm, and the input force is 375 N. a. What is the area of the input piston? (10pts) b.