SPS8 Summative Assessment

How does air resistance affect the motion of a falling object?

• Increases its acceleration

• Decreases its acceleration

• Negligible effect on acceleration

• Reverses its direction

Tags

NGSS.HS-PS2-1

What type of investigation involves studying the relationship between force and acceleration using controlled experiments?

• Observational investigation

• Experimental investigation

• Theoretical investigation

• Historical investigation

Tags

NGSS.HS-PS2-1

According to Newton's law of universal gravitation, how does gravitational force change with an increase in mass?

• Gravitational force increases

• Gravitational force decreases

• Gravitational force remains constant

• Gravitational force becomes repulsive

Tags

NGSS.HS-PS2-4

On a velocity vs. time graph, what does a horizontal line represent?

• Increasing velocity

• Decreasing velocity

• Zero acceleration

• Negative acceleration

Which of the following is a derived unit for force?

• Newton

• Kilogram

• Meter

• Joule

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

Which equation correctly calculates work input when considering mechanical advantage?

• Work = Force × Distance

• Work = Mass × Acceleration

• Work = Power × Time

• Work = Output Force / Input Force

If an object experiences a constant net force, what can be said about its acceleration?

• Acceleration is constant

• Acceleration varies

• Acceleration is zero

• Acceleration is negative

Tags

NGSS.HS-PS2-1

Which law of motion describes inertia as the tendency of an object to maintain its state of motion?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Archimedes' Principle

Under what conditions would the mechanical advantage of a machine be less than 1?

• Output force is greater than input force

• Input force is greater than output force

• Efficiency is 100%

• There are no frictional losses

In Newton's law of universal gravitation, what happens to gravitational force as the distance between two objects increases?

• Gravitational force increases

• Gravitational force decreases

• Gravitational force remains constant

• Gravitational force becomes repulsive

Tags

NGSS.HS-PS2-4