Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

10 Cards in this Set

  • Front
  • Back
what is a first class lever?
fulcrum in the middle
what is a second class lever?
load in the middle
what is a third class lever?
effort in the middle
what is the order to remember the class of levers?
what are the six simple machines
gear, pulley, incline plane, screw, wedge and wheel
what are the 4 characteristics of a force
push, pull, contact, non-contact
how do you calculate the mechanical advantage?
load over effort in newtons
what are the gears called?
the one that rotates is called the driver, the others are being driven.
how do you convert weight into newtons?
you make it into grams and times it by 10.
what happens when forces are in balance?
things still will stay the same (same speed or not move)