A ball is dropped off the side of a bridge. after 1.55 s, how far has it fallen

The correct frequency of exercise in order for it to be effective is

Resistance and resistivity are related by a: 1. factor that is dependent on the length of the material 2. factor that is dependent on the area of the material 3. proportionality constant dependent on the identity of the material 4.

One part of your body that tries to keep microbes out in youre

The electrical signals that cause the heart to beat originate from the

What determines the current phase of the moon? * A. The seasons B. How much of the sunlit part of the moon is visible C. The 23.5 degree tilt of the Earth D. The side of the moon facing Earth

What will occur if the steepness of an inclined plane is decreased?

A 12,000-N car is raised using a hydraulic lift, which consists of a U-tube with arms of unequal areas, filled with incompressible oil with a density of 800 kg/m3 and capped at both ends with tight-fitting pistons.

The standard metric units of measurements for electric field strength are?

What steps are involved in converting potential energy to kinetic energy, or kinetic energy to potential energy?

A 50 Newton box is moved a distance of 12 meters. How much work was done on the box?