Which of the following statements is true?
a. organs are made up of cells and tissues
b. tissues are made up of organs and cells
c. only some organs contain cells
d. all cells contain at least one tissue.

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Act has a 1200: 5 or 240: 1 turns ratio. it is short circuited. what is the maximum current at 1200a primary if we put a 100ohm resistor across the secondary end of the ct. use it as current source circuit.

Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]