Which plants are usually the first to live in soil?

F=kxk = ? A.) F/x B.) x/F C.) F+x D.) F-x

A current of 6.0 A through a circuit for 2.5 minutes. how much charge was delivered to this circuit? 15 C 25 C 600 C 900 C

Beth exerts 14 N of force to propel a 4.5 kg bowling ball down the lane. Describe how the ball will travel

While painting the top of an antenna 225 m in height, a worker accidentally lets a 1.00-L water bottle fall from his lunchbox. The bottle lands in some bushes at ground level and does not break.

Which description includes a scalar quantity? The car is moving at 70 miles/hr. Objects accelerate on Earth at 9.8 m/s2 downward. The plane is flying west at 850 miles/hr. The box moved 20 meters to the left.

Tarzan runs at 6 m/s and grabs a vertical vine (negligible mass) 4.1 m long which is tied to a tree at the top. Tarzan swings up. Determine the maximum height Tarzan will swing up and the angle the vine makes respect to vertical.

What is the safest place to be amid the coronavirus?

What is the change in internal energy if 60 J of heat are added to a system and the system does 40 J of work on its surroundings? Use AU = Q-W.

A 35-N bucket of water is lifted vertically 3.0 m and then returned to its original position. How much work did gravity do on the bucket during this process?

You then decide to throw another disc to your friend in the tree for fun. If you throw the disc at a speed of 10 m/s and your friend catches it 5.0 m above you, what was the speed of the disc just before your friend catches it