Phys 313 Quiz 19

Question 1

A charged particle shot into a uniform magnetic field will move in a

• circle
• straight line
• need to know the orientation of the field and original velocity

   Answer:  c. it depends on the orientation of the field and velocity
	            (could be a circle, but could also be a straight line)

Question 2

Charged particles from space spiral around Earth's ....

   Answer:    magnetic field

Question 3

When these charged particles strike the Earth's atmosphere, they cause

   Answer:  aurorae ("Northern Lights", or "Southern Lights" for
	                    observers in Australia)

Copyright © Michael Richmond. This work is licensed under a Creative Commons License.