A probability of breaking a tree is more than a short one during storm

Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

Which type of bond is found between the atoms of a molecule? a. metallic b. delocalized electron c. covalent d. ionic