Question | Answer |
Streamlined | something that has a smooth shape to reduce the Water or Air resistance |
Water Resistance | A type of drag |
Balanced Forces | Equal forces working in opposite directions on an object |
Pascals | The unit for pressure (Pa) |
Attract | Two things pulling toward each other |
Magnet | Something that can attract magnetic materials |
Non-Contact Forces | A force such as magnetism or gravity,it doesn't have to be touching to have an effect |
Repel | Another word for Push away |
Bar Magnet | Simple magnet with the shape of a bar |
North Pole | One end of a magnet. This end points north if the magnet can move |
South Pole | One end of a magnet. This end points north if the magnet can move |
Permanent magnet | A magnet that will attract metallic object forever, it doesn't use electricity |
Electromagnet | magnet that is only magnetic when it is using electricity |
Compass | A magnetized piece of metal that can swing around, one end points towards the north |
North Seeking Pole | The end of a magnet that points north if it can move freely.Also called the North pole |
South Seeking Pole | The end of a magnet that points South if it can move freely. Also called the South Pole |
Magnetic Field | The space around a magnet that can affect magnetic materials or other magnets |
Plotting Compass | The space around a magnet that can affect magnetic materials or other magnets |
Ailerons | Flaps on the end of the plane's wing to help to control the plane |
Levers | A simple machine that increases the size of a force |
Pivot | Another name for fulcrum |
Effort | A force put on something, especial a lever |
Load | The weight or force on something |