a ball at rest falls from a platform above the ground. the ball falls freely and hits the ground 1.1 s later. what is the platform

Two blocks connected by a rope of negligible mass are being dragged by a force at a 26° angle above horizontal (see figure below). Suppose F = 89.0 N, m1 = 14.0 kg, m2 = 20.

Airaplanes sometimes at the same altitude at which jet streams blow how would a jet stream affect a plane flying from New York to Los Angeles? Explain.

The rate of distance traveled per unit of time, without regard to direction

What will the mass of a 7kg bag of marbles be on the moon?

Explain: a camel walks easily on sand surface than a man inspite of the fact that a camel is much heavier than a man

What are starburst galaxies and what do they have to do with galaxy evolution?

Six light bulbs are connected in series with a 9.0 volt battery. What is the voltage across each bulb?

Can an object travel at the speed of light? Why or why not?

It's a hot and sunny day and you decide to go for a drive. When you open your car door, it's a lot hotter than outside. Why is that

Which compound is composed of oppositely charged ions