MAGNETISM
1. WHAT IS THE MAGNETISM?
2. WHAT IS A MAGNET?
3. WHAT IS A MAGNETIC FIELD?
4. WHAT CAN IT HAPPEN WHEN TWO MAGNETS TOUCH AT THE
POLES?
5. EFFECTS OF ELECTRICAL CURRENTS
LIGHT
6. WHAT IS THE LIGHT AND
THE CHARACTERISTICS?
7. TYPES OF OBJECTS
8. MATERIALS
9. PROPERTIES
MACHINES
10.
WHAT
ARE MACHINES: CLASSIFICATION
11.
TYPES
OF SIMPLE MACHINES. EXAMPLES. EXPLAIN ONE SIMPLE MACHINE
12.
COMPONENTS
OF COMPOUND MACHINES
13.
PARTS
OF A BICYCLE
14.
CLASSIFICATION
OF MACHINES BY THE ENERGY SOURCE AND THEIR FUNCTION
