Answer:
a.
b. ,
Explanation:
Let the velocity of the ball after collision is v m/s, By the law of momentum conservation:
Solve to vf1
(b)
Because of gravity and friction.
Since calcium is in group 2 of the periodic table, it loses 2 electrons when it forms an ionic bond.
Answer:
A vector is a quantity that has both magnitude and direction. DEF: A scalar is a quantity that has magnitude but NO direction.
Explanation:
Answer:
s ಕಣಗಳು ಒಂದು ಮಧ್ಯಮ ಟ್ರೋಗ್ ಹಲೋ ನೀವು ಹೇಗಿದ್ದೀರಿ ಬಿಎನ್ ನಾನು ಹಾಡುಗಳಿಂದ ಸುಳ್ಳಲ್ಲ