If there is a net force on an object in the direction it is already moving, what has to happen to the speed of the object?

Why is the charge on a charged sphere distributed uniformly over its surface?

A cheetah can run at approximately 100 km/hr and a gazelle at 80 km/hr. If both animals are running at full speed, with a gazelle 70 m ahead, how long before the cheetah catches its prey?

What r semiconductors?

Which is more reliable-using a manual stop watch or using light gates? Explain.

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

Which term is best used to describe the bending of light waves (A) refraction (B) reflection (C) rotation (D) revolution Which one?

One cereal bar has a mass of 37g. what is the mass of 6 bars? is that more or less than 1kg? explain

When water has a temperature greater than 100c?

A prototype shows if a product meets the required needs. True False

When frozen water melts and then evaporates, heat energy has caused the water molecules to