Which one best describes scientific knowledge? (A) clear question asked by scientists
(B) what we know about the world
(C) how scientists get answers to their questions
(D) measurements made with our senses

Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward

Which of the following are guidelines to follow for obtaining accurate observations

If forces acting on an object are unbalanced. true or false