Do You Feel Your Weight?

What does a scale actually measure when you stand on it?

• The downward force you apply to it

• Your mass

• The force of gravity acting on you

• Your height

According to Newton's third law, what is the force normal equal to?

• Your mass times acceleration

• The force of gravity

• The downward force you apply to the scale

• Your weight

What happens to your apparent weight when an elevator starts moving upward?

• It becomes less than your actual weight

• It disappears completely

• It becomes greater than your actual weight

• It remains the same as your actual weight

During which phase of elevator movement is your apparent weight equal to your actual weight?

• When the elevator starts moving upward

• When the elevator is moving at a constant velocity

• When the elevator stops

• When the elevator is in freefall

What is the apparent weight of a person in a freely falling elevator?

• Zero

• Less than their actual weight

• Greater than their actual weight

• Equal to their actual weight

Why do astronauts in the International Space Station feel weightless?

• Because they are moving at a high speed

• Because they have no mass in space

• Because they are far from Earth's gravity

• Because there is no force normal acting on them

What is the term used to describe the sensation of weightlessness experienced in freefall?

• True weightlessness

• Zero gravity

• Apparent weightlessness

• Massless state