What is the function of capillaries?

question 3 options:

carry oxygen-rich blood to veins

carry oxygen -depleted blood to veins

pump oxygen through arteries

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

An artificial satellite circles the earth in a circular orbit at a location where the acceleration due to gravity is 6.03 m/s^2. determine the orbital period of the satellite.

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp