Sophie ran at a speed of 5 km/hr. she ran for 1.5 hours. how far did she run?

Which of the following quantities are units of momentum? (there could be more than one correct choice.) a)n m b) kg s/m c) kg m/'s d)n-s 12 points] e) kg m2/s2

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?