Download Virtual Simple Machine Lab

iFirst and Last Name_____________________________
Date_________________
Block___________________
Virtual Simple Machine Lab
Part 1-Videos
Directions- Watch the videos on the following topics, in the order that I have them
listed, and answer a couple questions about each video.
URL Link- http://www.neok12.com/Simple-Machines.htm
Video Titles
What is Work
 Is the weight lifter doing the same amount of work when he lifts the 1200N
barbell 1m as when he lifts the same barbell 2m? ________ Explain.

What is work in physics?

What is a joule?
Mechanical Advantage and Friction
 How do machines make work easier?

How do you find mechanical advantage of a lever?

What causes the mechanical advantage of the inclined plane to be less than that of
the lever?
Inclined Plane
 Explain how an inclined plane works.

How do you find the mechanical advantage of an inclined plane?
Lever
 Explain how a lever works.

What are the three types of levers? Give examples of each.
Screw and Wheel
 Explain how a screw works.

Explain how a wheel & axle works.

How do you find the mechanical advantage of a screw and wheel & axle?
1. Screw2. Wheel and Axle-
Pulley
 Explain how a pulley works.

What are the three types of pulleys?

How does each type of pulley make work easier?
1.
2.
3.
Part 2-Simple Machine Games
URL- http://www.msichicago.org/fileadmin/Activities/Games/simple_machines/
Directions- Now try out some of the simple machines? Play the game and try two
different choices for each machine and write your qualitative observations in the space
below. Focus your answers on how much force is needed to do work for each of your
choices. Write your choice of machine in the blank space provided.
Inclined Plane
First Inclined Plane________________-
Second Inclined Plane______________-
Lever
First Lever (Fulcrum Placement)______________-
Second Lever(Fulcrum Placement) ______________-
Wheel and Axle
First Wheel and Axle______________-
Second Wheel and Axle______________-
Pulley
First Pulley______________
Second Pulley______________
Part 3-Rube Goldberg Machine
http://pbskids.org/zoom/games/goldburgertogo/
Directions- Describe how this Rube Goldberg Machine works.

What simple machines do you see in this Rube Goldberg Machine? List 4 specific
examples and what kind they are. Example – Scissors are a wedge
1.
2.
3.
4.

How does this Rube Goldberg Machine Work?
Part 4- Simple Machine Games
Directions- Play the games and record your scores.
URL- http://mint.ua.edu/games/simple-machines/


What is your total score the first time?_______________
What is your total score the second time?_____________

What did you struggle with?
URL- http://www.quia.com/cm/42409.html?AP_rand=1249946342


What is your total score the first time?______________
What is your total score the second time?____________