Would you rather have a water ballon dropped on you from 1 meter above you or from 3 meters above you

There was less work done. Which of the statements describes how this is possible?

A snake accelerates from 2 m/s to 10 m/s in 4 seconds. What is the snakes acceleration? m/s2

1. Calculate the mechanical advantage of a machine that has an input force of 13 N and an output force of 65 N.

A compound's molecular formula tells you how many atoms of each type are in one molecule. true or false

Singly ionized (one electron removed) atoms are accelerated and then passed through a velocity selector consisting of perpendicular electric and magnetic fields. The electric field is 169 V/m and the magnetic field is 3.12*10⁻² T.

A rock with mass m = 4.00 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 17.

On arrival at a vehicle collision, you observe a small fire in the engine compartment. A bystander is attempting to smother the fire with a jacket as you approach with an A-B-C extinguisher from your ambulance.

Gertrude writes a short story in which the main character must enter a nuclear-powered spaceship's engine room that has lost its shielding in order to prevent the engine from flooding the rest of the ship with radiation.

PV = nRT, is the a. equation of state of an ideal gas b. theorem of equipartition of energy c. second law of thermodynamics

Which conducting electricity has the most harmful effects?