Please choose the best answer below. 1. A postive charge (+) and a negative char
ID: 1391607 • Letter: P
Question
Please choose the best answer below.
1. A postive charge (+) and a negative charge (-) are initially 2 centimeters apart. As they move closer together, the attractive force (F) between them _____.
a. increases b. decreases c. remains the same
2. The work needed to hold a positive electric charge near another (stationary) electric charge is measured in units of____.
a. watts b. volts. c. amperes d. ohms
3. In the most residential neighborhoods, the electrical power supplied to homes is delivered by step-____ transformers in the form of____ voltage and _____current.
a. down, high, low
b. up, low, high
c. down, low, high
d. up, high, low
Explanation / Answer
1. a) increases since force is inversly propotional to the distance between the charges.
2. volts