the third once because if you multiply them you get 2800 and 14 days is the same as 2 weeks
<span>pseudoscience includes beliefs theories, or practices that have been or are considered scientific, but have no basis in scientific fact.
This could mean the were disproved scientifically, can't be tested or lack evidence to support them.
Examples:Channeling- involves communicating with a spirit through a person
Astrology- beliefs that humans are affected by the position of celestial bodies
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Answer:
0 J
Explanation:
Work is the dot product of force vector and distance vector
According to Newton's 1st law, an object subjected to no force, or net force 0, would maintain a constant speed. If the block is moving with a constant speed, then the net force (gravity, friction) must be 0. Therefore, the work that is done on the block to move at this constant speed must also be 0.
An object travels in a straight line, then comes to rest
-It takes air from it's surroundings.
-Compresses the air
-Removes Nitrogen
-Delivers an electric Interface
-Then it delivers the purified oxygen