Physics Quiz

A quantity that has both magnitude and direction.

• Mass

• Weight

• Vector

• Scalar

Which of the following best describes dynamics?

• Study of forces and their effects on stationary objects.

• Measurement of static friction in objects.

• Investigation of energy conservation in a closed system.

• Analysis of forces and motion in objects that are moving.

What is the unit for stress?

• Pascal

• Ampere

• Newton

• Dimensionless

What condition must be met for an object to be in static equilibrium?

• Net force must be zero.

• Net force must be greater than zero.

• Net moment must be less than zero.

• Net moment must be greater than zero.

Which of Newton's laws states that for every action, there is an equal and opposite reaction?

• First Law

• Second Law

• Third Law

• Law of Gravitation

Kinetics can be best described as the study of?

• The speed of an object without reference to direction.

• How objects move in a straight line.

• The relationship between motion and the forces acting on objects.

• The path taken by an object in motion.

What is the primary focus of mechanics?

• The study of forces and their effects on bodies.

• The study of energy.

• The study of thermodynamics.

• The study of waves.

What is the unit for strain?

• Newton

• Pascal

• Ampere

• Dimensionless

Statics is primarily concerned with?

• Energy transformations

• Objects in motion

• Bodies at rest or in equilibrium

• Rotational dynamics

What does strain measure in materials?

• The total mass of a body.

• The time taken for deformation.

• The measure of deformation relative to original length.

• The force applied per unit area.