For a force to come into play, the two objects must
Force of friction
The study of causes of motion of an object is called
Which of these is NOT true about force?
What effect does force produce when applied to an object?
Pressure is measured using
Two forces are acting simultaneously on the football and the football still remains static, i.e., at rest. The force is said to be ________ force.
The value of atmospheric pressure on the surface of the earth at sea level is
If a set of forces applied on an object move or accelerate the body, then forces are called
Muscular force and friction force are
By applying a force of 1N, body of approximately how much mass can we hold in our hand?
Electrostatic forces can be
Pressure exerted by a block in standing position is ____ than the pressure exerted by the block in lying position.
The instrument used to measure the atmospheric pressure is
When we press the bulb of a dropper with its nozzle kept in water, air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water rises up in the dropper. The rise of water in the dropper is due to