Standing on the roof of a (42.0+a) m tall building, you throw a ball straight up with an initial speed of (14.5+b) m/s. if the ball misses the building on the way down, how long will it take from you threw the ball until it lands on the ground below? give your answer in seconds and round the answer to three significant figures.

How many molecules are present in 3 mols of silicon dioxide (sio2)?

According to newton's second law, when the same force is applied to two objects of different masses, a the object with greater mass will experience a great acceleration, and the object with less mass will experience an even greater acceleration, b. the object with greater mass will experience a smaller acceleration, and the object with less mass will experience a greater acceleration, c. the object with greater mass will experience a greater acceleration, and the object with less mass will experience a smaller acceleration, d. the object with greater mass will experience a small acceleration, and the object with less mass will experience an even smaller acceleration.

Difference between series and parallel circuits