Inv3.Exp1 A (pg116-121)

According to Newton’s first law of motion, what causes an object’s motion to change?

• Distance

• Mass

• Force

• Gravity

What is the noncontact attractive interaction between any two objects having mass called?

• Acceleration

• Distance

• Gravity

• Weight

What is the force experienced by objects resulting from their gravitational attraction to Earth called?

• Weight

• Mass

• Gravity

• Distance

What is the magnitude of the gravitational force inversely proportional to?

• Weight

• Acceleration

• Distance

• Mass

Where is the distance between your center of mass and Earth’s approximately equal to Earth’s radius?

• On the International Space Station

• On the ground

• On the top floor of the tallest building

• In space

How does the distance from the ground to the International Space Station (ISS) compare to the radius of Earth?

• It is equal to the radius of Earth

• It is one-sixteenth the distance from the ground to the tallest building

• It is one-sixteenth the radius of Earth

• It is 35,000 times greater than the radius of Earth

What is the mathematical expression for the gravitational interaction between any two objects having mass?

• Newton’s third law of motion

• Newton’s second law of motion

• Newton’s law of universal gravitation

• Newton’s first law of motion

What is the constant of proportionality called in Newton’s law of universal gravitation?

• Acceleration

• Distance

• Mass

• Gravitational constant

How many objects are required for every gravitational interaction?

• One

• Three

• Two

• Four

How is the gravitational interaction represented?

• As a vector field

• As a pair of force vectors

• As a single force vector

• As a scalar quantity