This scientific report describes the composition and properties of common elements and compounds. It indicates that elements like calcium, magnesium, silicon, and aluminum make up a large proportion of the Earth's crust and soil. The document belongs to a science unit and aims to teach students about the diversity of molecules, crystals, and compounds that exist both individually and in combination with one another.

1. SCIENCE 14 Balloons
To bond
UNIT 14 Calcium
To describe
To predominate To indicate
To breathe To make up
To differentiate To mean
Molecule Proportion
Crystal Within
Scientific To combine
Report Abundant
Magnesium Soil
Silver Rocks
Crust Diversity
Alone Chart
To belong Silicon
To be seen Generally
Under Quartz
Microscope To form
Trillion Aluminium
Centre Soft
Core Light metal
Charge To obtain
Extremely Alloy
Orbit Iron
Nothing Blood
Empty Such as
Unique To burn
Substance Easily
Type Greyish
Consequently Seashells
Structure Shells
Respectively Chlorine
Each Sodium
Symbol Potassium
Column Yellowish
Letters Disinfect
Monoatomic Soft
Other Also
To exist Muscle
Single Contraction
To join up Nervous system
Together Firework
Combination To guess
To arrange
Regular
Metal
Own
Compound
To fill