A30 newton object is placed into a bowl of water. if the 30 newton object displaces 20 newtons of water, what is the ‘apparent weight’ of the 30 newton object in the water? (what force is required to lift it)

The ozone hole appears in antarctica during

The average time that it takes for the car to travel the first 0.25m is s. the average time to travel just between 0.25 m and 0.50 m is s. given the time taken to travel the second 0.25 m section, the velocity would be m/s.

Which of these are physical changes in matter? check all that apply. boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese