Most gases are invisible. Give it some thought. Like 2 gases your body use to breathe. The noble gases on the periodic table. The most abundant gas in the Earth's atmosphere. The one everyone is concerned about being affected by global warming. The poisonous one in some people's houses.
Answer:
I am not sure whether or not this is a statement or a question, but a healthy diet would consist of more diversity. You could live off of that and maintain a healthy body, but it would not be recommended.
Explanation:
Answer:
measurement
Explanation:
Metrology is the scientific study of measurement. .The first being the definition of units of measurement, second the realisation of these units of measurement in practice, and last traceability, which is linking measurements made in practice to the reference standards.
