PA: Semester Knowledge Check

Which term describes the location of an object at a particular instant in time?

• Velocity

• Position

• Acceleration

• Displacement

Which of the following best describes a position-time graph?

• A graph that shows how an object's velocity changes over time

• A graph that shows an object's position as a function of time

• A graph that shows the force acting on an object over time

• A graph that shows the energy of an object over time

What is the SI unit for speed?

Which variable represents time in kinematic equations?

What is the definition of acceleration?

• Change in position over time

• Change in velocity over time

• Change in mass over time

• Change in force over time

Tags

NGSS.HS-PS2-1

Which of the following describes motion with constant acceleration?

• The velocity of the object changes at a constant rate

• The position of the object remains constant

• The acceleration of the object changes at a constant rate

• The force acting on the object is zero

Tags

NGSS.HS-PS2-1

What is the acceleration due to gravity near Earth's surface?

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

Which law states that for every action, there is an equal and opposite reaction?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Law of Universal Gravitation

Tags

NGSS.HS-PS2-4

What is the definition of impulse?

• Change in position

• Change in momentum

• Change in energy

• Change in force

Tags

NGSS.HS-PS2-2