Relation poids/masse

Question 1

What is the definition of mass?

Answer 1

Mass is the measure of the amount of matter in an object, typically measured in kilograms.

Question 2

What is the definition of weight?

Answer 2

Weight is the force exerted by gravity on an object, calculated as the mass of the object multiplied by the acceleration due to gravity.

Question 3

True or False: Weight and mass are the same thing.

Answer 3

False

Question 4

Fill in the blank: Weight is calculated using the formula ________.

Answer 4

Weight = mass × gravity

Question 5

What is the standard acceleration due to gravity on Earth?

Answer 5

Approximately 9.81 m/s²

Question 6

Multiple choice: Which of the following units is used to measure mass?

Answer 6

Kilograms

Question 7

What happens to the weight of an object if it is taken to the Moon?

Answer 7

The weight decreases because the acceleration due to gravity on the Moon is less than on Earth.

Question 8

True or False: An object’s mass changes depending on its location in the universe.

Answer 8

False

Question 9

What is the relationship between mass and weight?

Answer 9

Weight is directly proportional to mass, given a constant gravitational field.

Question 10

Multiple choice: If the mass of an object is 10 kg, what is its weight on Earth?

Answer 10

98.1 N (Newtons)