Points
How much work must be done on a 24-kg shopping cart to increase its speed
from 1 m/s to 4 m/s?
A). 180J
B). 192J
C). 12J
D). 24J

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.

The ability to make things happen is also called a. heat b. force c. matter d. energy

What kind of waves require a medium to travel? question 6 options: light waves mechanical waves all waves need a medium to travel electromagnetic waves