Which statement about asteroids and meteoroids is true?
Most meteoroids orbit between Mars and Jupiter.
Asteroids frequently crash into Earth
© Meteoroids are pieces of leftover comets.
© Asteroids are pieces of meteors.

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?