HW3.2 Weight

Weightlessness is due to _____.

• Lack of gravity
• Presence of air
• a balance of forces

• Low pressure

Gravity is a factor of _____.

• Light speed
• Sound intensity
• Mass
• Distance

Calculate the weight of a 10 kg pot roast

• 10 kg

• 10 N

• 98 kg

• 98 N

Which of the following measures the amount of gravitational force?

• Mass

• Time

• Weight

• Dreads

The mass of Joe on the earth is 100 kg. The g on the moon is 1.35 m/s². What is Joe's weight on the moon?

• 135 N

• 135 kg

• 83.3 kg

• 83.3 N

Where is the mass of the 5 kg cat greater?

• Moon

• earth

• the mass is equal on the earth and moon

• not enough information

Weight is _________.

• the quantity of matter in an object.

• the measure of an object's inertia.

• the force exerted by gravity on an object's mass.

• equal to the mass of an object.

Archie is in an elevator that is moving upward with a constant velocity of 2.0m/s. If his mass is 6.5 kg, what is his weight (in Newtons) in the elevator? Round to one decimal place.

Do NOT include units!!!

Mathematical Equivalence

ON

Henry has a mass of 5.2kg and is in an elevator that is accelerating downward at 1.2 m/s². What is his weight in the elevator? Express your answer in Newtons, but do NOT write units!!

Round to one decimal place.

Mathematical Equivalence

ON

Simon has a mass of 3.5kg and is in an elevator accelerating upward at 1.8m/s². What is his weight in the elevator? Express your answer in Newtons, but do not write the units!!!

Round to one decimal place.

Mathematical Equivalence

ON