When preparing an emergency supply kit for a family, which is the minimun number of days the supplies shoulds last

2

3

7

30

What is the magnitude of g at a height above earth surface where free fall acceleration equal 6.5m/s2

What is work done by a person in moving a block of mass 2kg on a frictionless floor up to a distance of 5m?

Describe how the total mass of the particles before the reaction occurs compares to the total mass of the particles produced by the reaction.

Use the table below to identify four substances that undergo a physical change if the temperature is reduced from 50oc to - 50oc. what is the physical change that takes place in each case.

If you choose a career, you will always be satisfied with your work. True False

A person who has dissociative identity disorder: O A. cannot remember who he or she is. O B. has panic attacks when confronted. C. has two or more distinct personalities OD hears voices

Which force most likely created this mountain? compression gravity sheaning tension

What is the opposition of sublimation?

What is the voltage at the location of a 0.0001-coulomb charge that has an electric potential energy of 0.5 joules?

A basketball referee tosses the ball straight up for the starting tip-off. at what velocity (in m/s) must a basketball player leave the ground to rise 1.23 m above the floor in an attempt to get the ball?