Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
What form of heat transfer occurs in boiling 💦 water |
Canvection |
|
|
|
A slanted surface used to raise an object |
Inclined plane |
|
|
|
A bar that is free to pivot around a fixed point |
Lever |
|
|
|
A winding staircase is what kind of simple machine |
Inclined plane |
|
|
|
The region around a magnet where the magnet forces act |
Magnetic filed |
|
|
|
An electric motor changes—— to —— |
Electrical to mechanical |
|
|
|
A current carrying wire wrapped around an iron core |
Electrical magnet |
|
|
|
A generator change —— to —— |
Mechanical to electrical |
|
|
|
Where should a fulcrum be when lifting a heavy 📦 |
Move the load closer |
|
|
|
How do simple machines reduce the effort force needed to do work |
Increse the distance |
|
|
|
Where should the lightest child 👶🏾be on a seesaw when lifting a heavier child 👩🏾 |
Away from the fulcrum |
|
|
|
How does a fixed pulley help lift a heavy load |
It change the direction |
|
|
|
For a machine to do work,what must happen |
The Object must move |
|
|
|
How do insulation materials reduce heat loss |
Poor conductors |
|
|
|
How do liquids and gasses transmit heat |
Convection |
|
|
|
A medal spoon 🍽becomes warm due to heat transfer by the process of |
Conduction |
|
|
|
How does an electric motor work |
Electromagnet spins between two magnets change electrical to mechaical |
You need to know what a generator looks like |
|
|
You see a fan blowing how is it evidence of energy |
When the fan blades move that is kinetic energy |
|
|
|
An electrical current running through a wire wrapped around an iron core produce |
Electro magnet |
|
|
|
How does a generator work |
Water flowed through to change Mecanical to electrical |
|
