What is the acceleration of a car moving in a straight line path that increases its speed from zero to 100km/h in 10 seconds

An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

How can you increase the strength of an electromagnet?