pp 54-58

Question 1

What is a Newton in mathematical terms

Answer 1

Question 2

the first law of motion is often called

Answer 2

the law of inertia

Question 3

What is a force

Answer 3

pushing or pulling action of one object upon another

Question 4

What do the letters in the formula for force represent?

Answer 4

F is force
m is mass
a is acceleration

Question 5

In what book did Sir Isaac Newton publish his laws of motion?

Answer 5

Principia

Question 6

states that the force required to accelerate an object at a certain rate equals the object’s mass times the desired acceleration

Answer 6

second law of motion

Question 7

What is the formula for force

Answer 7

Question 8

What is a Newton

Answer 8

the amount of force required to accelerate a mass of 1 kg at 1 m/s^2

Question 9

the pushing or pulling action of one object upon another

Answer 9

force

Question 10

the velocity of an object does not change unless the object is acted upon by an external force

Answer 10

first law of motion

Question 11

According to Newton’s second law of motion, how is acceleration related to the object’s mass?

Answer 11

inversely proportional

Question 12

the tendency of matter to resist changes in motion

Answer 12

inertia

Question 13

According to Newton’s second law of motion, how is acceleration related to the force on an object?

Answer 13

directly proportional

Question 14

What is the SI unit for foce?

Answer 14

newton (N)

Question 15

*Philosophiae Naturalis Principia Mathematica *(Latin for Mathematical Principles of Natural Philosophy)

Answer 15

Principia

Question 16

What refers to the tendency of matter to resist changes in motion?

Answer 16

inertia