If input work is equal to output then its efficiency will be?

Which device is used to increase or decrease the voltage of an alternating current? O A. A commutator O B. A generator O c. A motor O D. A transformer

How does air resistance affect an object's speed?

How do matter and energy interact to produce weather patterns

Which of these is a contact force? A. earth's attraction of the moon B. force of a magnet that attracts paper clips C. force of a bat on a baseball

What is the tendency of matter to resist any change in motion?

For a given launch velocity, at which launch angle does the projectile undergo the maximum horizontal displacement

Electric force is blank proportional to the amount of charge and blank proportional to the square of the distance between the charges

What happens in the gray zone between solid and liquid?

Which statement describes Newton's law of universal gravitation? Mass has hittle effect on gravity between objects. Gravity pushes objects away from Earth's center, Gravity does not act between Earth and the moon.

What is the medium of earthquake waves