RDA stands for what?
What does RDA depend on?

Malnutrition meaning?
Obesity and the problems with it?

Metabolic rate meaning?
Cholesterol meaning?

Deficiancy diseases?
What a pathogen is and how it passes on

Maintaining body mass
Causes of disease and how they pass

What does bacteria produce and what does a virus produce?

1st line of defense:

2nd line of defence:

3rd line of defense:

What are Anitbiotics and how do they work

What is reflection, refraction, and diffraction?

Longitudinal and transverse waves

What can we use waves for?

Infared radiation

What do waves travel through and what is a wave

The electromagnetic spectrum

Velocity
Wavelength
Frequency

Protons
Electrons
Neutrons

What are ions?

What is a chemical reaction?

Positives and negatives of mining?

Granite,slate,limestone and sandstone

Difference between rock mineral and rock ore?

What can limestone make?

Calcium carbonate(limestone)--->(heat applied)

Calcium Carbonate >

Calcium carbonate + hydrochloride acid >

Carbon Dioxide + Calcium Hydroxide >

Acid + carbonate >