Physics, 17.08.2021 20:00 nschavez123
(i) What is the unit vector perpendicular to the plane of vectors (⃗A ⃗ ⃗⃗ B)? (1) (ii) A man walks on a straight road from his home to a market 2.5 km away with a speed of 5 km/h. Finding the market closed, he instantly turns and walks back home with a speed of 7.5 km/h. What is the average speed of the man over the interval of time 0 to 40 min.?
Answers: 1
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Science and technology are interdependent. advances in one lead to advances in the other. give an example of this phenomenon.
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Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?
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What is a subatomic particle with a negative charge and very little mass?
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(i) What is the unit vector perpendicular to the plane of vectors (⃗A ⃗ ⃗⃗ B)? (1) (ii) A man walks...
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