What is the relationship between the strength of an electromagnet and the number of turns in the coil?

as the number of turns in the coil decreases, the strength of the electromagnet increases.

the number of turns in the coil has no impact on the strength of the electromagnet.

as the number of turns in the coil increases, the strength of the electromagnet increases.

Luke and carrie are driving down a straight section of the interstate at 70 mph in luke's new convertible. carrie is drinking a soda in the passenger seat. when she is done she tosses the bottle straight up in the air, just above the height of the car. what will happen to the bottle if air resistance is neglected? a. the bottle will land in carrie's lap. b. not enough information is given. c. the bottle will land on the interstate in front of the car. d. the bottle will land on the interstate behind the car.

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

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