Physics for Scientists and Engineers 1 EXAM TEST QUESTIONS WITH CORRECT ANSWERS SOLVED

Physics for Scientists and Engineers 1 EXAM TEST
QUESTIONS WITH CORRECT ANSWERS SOLVED.

Displacement - CORRECT ANSWER✅✅A change in position

Instantaneous velocity - CORRECT ANSWER✅✅The speed and direction of an object
at a single instant of time

Kinematics - CORRECT ANSWER✅✅The mathematical description of motion without
regard to causes

Magnitude - CORRECT ANSWER✅✅The size of a vector

Motion - CORRECT ANSWER✅✅The change of an object's position with time

Motion diagram - CORRECT ANSWER✅✅Diagram showing an object's position at
several equally spaced instants of time

Operational definitions - CORRECT ANSWER✅✅Concepts that are defined in terms of
a particular procedure or operation performed by the insitgator

Particle - CORRECT ANSWER✅✅The representation of a mass at a single point in
space

Particle model - CORRECT ANSWER✅✅A simplification in which we treat a moving
object as if all of its mass were concentrated at a single point

Position vector - CORRECT ANSWER✅✅An arrow drawn from the origin to an object's
position

Projectile - CORRECT ANSWER✅✅An object that moves in two dimensions under the
influence of only grovity

Scalar quantity - CORRECT ANSWER✅✅A physical quantity that can be described by
a single number

Speed - CORRECT ANSWER✅✅How fast an object is going, independent of direction

Trajectory - CORRECT ANSWER✅✅The path along which an object moves