Fluid Friction exists when it is acted upon an object when in fluid.
Answer: Stimulant is a factor which brings change in the environment.
Explanation:
The external factors and internal factors both can develop changes in the environment of a living being. The external factors include sunlight, weather, touch, vibration, predation and others. The internal factors include the physiological and biochemical changes in the body, emotions and mental make up.
Answer:
Explanation:
In space, rockets zoom around with no air to push against. ... When a rocket shoots fuel out one end, this propels the rocket forward — no air is required. NASA says this principle is easy to observe on Earth. If you stand on a skateboard and throw a bowling ball forward, that force will push you and the skateboard back.
the benefit of direct contact, through a survey or interview
