Where would you expect the air pressure to be the greatest in a valley? pick one.

A - at the bottom of the valley

B - at the tops of the mountains that form the valley

C - on the sides of the valley

D - above the mountains that form the valley

What kind of data should I record for an experiment testing whether snow protects leaves from cold temperature?

Where is most of the mass of an atom located? a. in the nucleus b. in the orbits c. in the electrons d. it is split between the nucleus and the orbits

In an electricity experiment, a 1.20 g plastic ball is suspended on a 59.0 cm long string and given an electric charge. A charged rod brought near the ball exerts a horizontal electrical force F⃗ elec on it, causing the ball to swing out to a 24.

While sliding a couch across a floor, Andrea and Jennifer exert forces FA and FJ on the couch. Andrea's force is due north with a magnitude of 150.0 N and Jennifer's force is 27° east of north with a magnitude of 190.0 N.

Find the speed of a long distance runner who runs 30km in 6 hours

A ball is thrown with a velocity of 20 m/s at an angle of 60 degrees above the horizontal. What is the horizontal component of its instantaneous velocity at the the exact top of its trajectory?

You pull on a wagon resting on the sidewalk. What will happen next. A. The wagon does not move because the wagon applies more force to you than you apply to the wagon. B. The wagon moves because you apply more friction to the ground. C.

If someone travels 3000 feet in one second, how far will it travel in 18 minutes

How long did it take to reload a rifle during the 18th 19 century?

Oil flows upward in the wick of a lantern because of the liquid property called A. meniscusity. B. capillarity. C. density. D. viscosity.