A 3 kg bar of metal weighs about 6.6 pounds. Approximately how much does it weigh in newtons?
1N
30 N
2.2 N
66 N

Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?