1. A positively charged test object is moving toward the positive source charge in an electric field. What happens next???
A. its potential energy decreases.
B. Its potential energy increases.
C. Its potential energy stays the same.
D. Its potential energy become the negative.
My answer- A.
2. When a negatively charged object moves in the opposite direction of an electric field, the potential energy of the object...
A. becomes zero.
B. increases.
C. decreases.
D. stays the same.
my answer- C.
3. The two south pole ends of two magnets are touching. Which of the following can be concluded?
A. No work was required by an outside force.
B. The magnets are naturally attracted to each other.
C. Work was required by an outside force.
D. The potential energy of the magnets is low.
my answer-D
I don't understand this topic. Well, can you give me reasons for each answer you believe is correct and that why I am wrong if my aster is wrong? Thanks! BTW I am in a hurry...
1. Answer is d
2. Answer is b
3. Answer is c
4. answer is c
lorenze is right
god bless lorenze
1:position 4
2:its potential energy increases
3:decreases
4:work was required by an outside force
1.D
2.B
3.C
4.C