Vocabulary Matching Cards Document Machine Match Cards
The Inventor's Blueprint • Vocabulary Sorting Activity
Unit: Simple Machines
Card Set #01
Inclined Plane
A flat surface set at an angle (like a ramp) that helps move heavy loads up or down.
Lever
A bar that pivots on a fixed point called a fulcrum to help lift heavy objects.
Wheel and Axle
A circular part that turns around a center rod to help move things or change direction.
Pulley
A wheel with a rope or chain around it used to pull or lift heavy loads.
Wedge
An object with at least one slanted side that ends in a sharp edge, used for splitting or cutting.
Screw
An inclined plane wrapped around a rod to hold things together or lift materials.
Gears
Wheels with teeth that fit together to change direction or power of motion.
Compound Machine
A tool that combines two or more simple machines to perform complex tasks.
Instructions: Cut along the dotted lines. Match the name card to the definition and image card.
Machine Mastery Slideshow Slides Machine Mastery
Discovering Simple & Compound Machines
Grade 3 Physics Unit
Warm-Up: Word Sort
Instructions:
Look at your 16 cards (8 names and 8 images).
Try to match the Machine Name to its Definition .
Lay them out on your desk in pairs.
Don't worry if you aren't sure yet—we are about to learn!
5 MINUTES
Compound Machines – When Machines Team Up!
Watch closely. We will pause at each definition to check your card matches.
Embedded media
Watch for: Lever, Pulley, Wedge, Screw...
Self-Correct your cards as we watch!
Check Your Work!
Inclined Plane
The Ramp
Lever
The Pivot Bar
Wheel & Axle
Rolling & Turning
Wedge
Splitting Power
Machine Charades
Choose a machine secretively.
Act out the Motion (turning, lifting, pushing, splitting).
Class guesses the machine AND the force (Push or Pull )!
Final Challenge
Complete your Sketchbook Frayer Model .
Pick one simple machine to become an expert on!
Extension Task
Take photos of machines at home for our class collage!
Inventors Sketchbook Worksheet Document Inventor's Sketchbook
Vocabulary Frayer Model • Grade 3 Science
Researcher Name:
Choose One Simple Machine to Explore:
Definition
What does it do? How does it help us?
A Sketch
Draw your machine in action!
Real Examples
Where do you see this machine?
Non-Examples
What is NOT this machine?
Home Extension: Photo Challenge
Tonight, find this machine at home! Ask an adult to help you take a photo and bring it to school for our Class Machine Collage .
