A ball is dropped from a height of 10 meters how long was the ball in the air and what is the speed when it hits the ground

How do base-isolators, the rubber and steel pads under some buildings, reduce earthquake damage?

A container, partially filled with water, is resting on a scale that measures its weight. Suppose you place a 200 g piece of wood inside the container filled with water. What happens to the scale reading?

The principle of blank states that objects behave in the same manner in a gravitational field and in an accelerated frame of reference.

What is newtons law of gravity

Take one jar with salt water and another with pure water. put an egg into both jars. In which the jar egg floated over the liquid. Justify your answer

Technician A says balance shafts are used to counteract vibration created in the engine. Technician B says proper balancing of the engine is important for smooth operation. Which technician is correct?

Is it True or Flase that Materials that poor conductors are poor insulators?

A fish tank with insidd dimensions of 124 cm * 94 cm * 224 cm is filled with water, what is the volume?

In the 1920s what did Edmund hubble notice about the galaxies

A rod of mass M = 154 g and length L = 35 cm can rotate about a hinge at its left end and is initially at rest.