Which of the following is true about teeth in mammals? a. only large mammals have teeth. b. all teeth in mammals look the same and do the same job. c. mammal teeth do different jobs and are different sizes and shapes. d. it is not possible for a mammal to survive without teeth.

Ametal ring 4.20 cm in diameter is placed between the north and south poles of large magnets with the plane of its area perpendicular to the magnetic field. these magnets produce an initial uniform field of 1.12 t between them but are gradually pulled apart, causing this field to remain uniform but decrease steadily at 0.240 t/s . (a) what is the magnitude of the electric field induced in the ring? (b) in which direction (clockwise or counterclockwise) does the current flow as viewed by someone on the south pole of the magnet?

Which describes increasing the efficiency of energy resource

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created