Author Question: A polar bear of mass 200. kg stands on an ice floe 100. cm thick. What is the minimum area of the ... (Read 87 times)

berenicecastro · **on:** Jul 27, 2018

A polar bear of mass 200. kg stands on an ice floe 100. cm thick. What is the minimum area of the floe that will just support the bear in saltwater of specific gravity 1.03? The specific gravity of ice is 0.98.

What will be an ideal response?

Question 2

A charged particle moves with its velocity perpendicular to a magnetic field. The field acts to change the particle's

A) mass.
B) magnitude of momentum.
C) velocity.
D) energy.
E) charge.