Download Newton`s Laws Online

Bellevue West Physics
Name
Newton’s Laws Online
Use the following website to answer the questions on this worksheet:
http://219.94.96.174/fizik/virtual/library.thinkquest.org/10796/ch4/ch4.htm#Sec1
Section 1: Introduction
What is the metric unit for force?
What is a force?
Section 2: Newton’s First Law
Define:
Net Force
Newton’s Law of Inertia
QUESTION: If both teams pull the tag with equal force, what would the net force be?
Section 3: Newton’s Second Law
State Newton’s Second Law and write the equation.
QUESTION: How much net force is required to accelerate a 1000 kg car at 5.00 m/s2?
QUESTION: If you apply a net force of 1 N on 200 g-book, what is the acceleration of
the book?
Write your own problem on Newton’s 2nd Law, show the work and answer the problem
below.
Section 4: Newton’s Third Law of Motion
State Newton’s Third Law of Motion
What are the forces called when referring to Newton’s 3rd Law?
QUESTION: What is the net force on 200 g ball when it hits a wall with acceleration of
10 m/s2?
Section 5: Mass vs. Weight
What is the difference between mass and weight?
What are the metric units for mass?
What are the metric units for weight?
Use the following website for the 3 laws you’re your worksheet has been completed.
http://www.glenbrook.k12.il.us/gbssci/Phys/Class/newtlaws/newtltoc.html
Bellevue West Physics
Name
QUESTION: What is the mass of an object that has a weight of 115 N on the Moon?
The gravity of the Moon is 1/6 of g (which is 9.8 m/s2).
If your weight is 180 pounds and one kilogram is equal to 2.2 pounds, what is your mass?
What is your weight in Newtons?
Use the following website for the 3 laws you’re your worksheet has been completed.
http://www.glenbrook.k12.il.us/gbssci/Phys/Class/newtlaws/newtltoc.html
Bellevue West Physics
Name
Section 6: Friction
What is a Normal Force? What is the symbol?
QUESTION:
What is the normal force acting on an 80 kg person on the earth?
What is the Normal force on the same person on the Moon where g=1.6m/s/s?
What is friction?
What is the equation for the force of friction? Find it on your formula sheet.
What is the coefficient of friction for steel on steel?
QUESTION: What is the value of the coefficient of friction if the force of friction on a
300 g book was 0.5 N?
Use the following website for the 3 laws you’re your worksheet has been completed.
http://www.glenbrook.k12.il.us/gbssci/Phys/Class/newtlaws/newtltoc.html