Assume that a uniform magnetic field is directed into this page. ...

[debasdf]

Assume that a uniform magnetic field is directed into this page. If a proton is released with an initial velocity directed from the bottom edge to the top edge of the page, which of the following describes the direction of the resultant force acting on the proton?
 a. into the page
  c. to the right
  b. to the left
  d. out of the page

Question 2

A solid rock, suspended in air by a spring scale, has a measured mass of 9.00 kg. When the rock is submerged in water, the scale reads 6.43 kg. What is the density of the rock? (water density = 1000 kg/m3)
 a. 1.40  103 kg/m3
  c. 1.84  103 kg/m3
  b. 3.50  103 kg/m3
  d. 1.58  103 kg/m3

[leahm14]

Answer to Question 1

B

Answer to Question 2

B

[debasdf]

Thank you!

[leahm14]

Always glad to help...