Diseases
What are infectious and non-infectious diseases?
Infectious disease are caused by pathogens that can spread and non-infectious is the opposite.
What is photosynthesis?
The process that creates food for plants
How many hydrogens does ethane have?
6 hydrogens
Name 3 types of renewable and non renewable energy
Renewable: Solar, hydro, wind Non-renewable: nuclear, coal, oil
What are some human activities that cause damage to the environment.
Definition of diseases
A condition that disrupts the normal functioning(homeostasis) of the body resulting in impaired health
What is the function of the lungs?
To excrete gas waste like CO2 and bring oxygen into the body
What is fractional distillation?
Fractional distillation is using different boiling points to separate parts of hydrocarbons for different purposes.
2 negatives about non-renewable energy
Contributes to climate change and causes pollution
How can our everyday choices impact the environment?
Waste management, proper recycling using reusable materials ect
What is homeostasis?
The maintenance of a steady internal state, regardless of the changes in the external environment.
How many chambers does the heart have?
4 chambers including: left & right atrium and left & right ventricle
What is incomplete and complete combustion?
Incomplete combustion has limited oxygen and doesn't produce as much energy. Complete combustion has excess oxygen and has a yellow colour flame
Two types of energy and their definitions
Potential energy is stored energy and kinetic is moving energy
What are three solutions that are currently implemented to reduce environmental impact
10c bin collection
Recycling
composting
ect
What is the negative feedback loop?
Do electrons have positive charge?
No
What is HDPE & LPDE
HDPE is tightly packed with minimal branches
LDPE is more open with many branches
What is energy efficiency
ratio of useful and wasted energy
What are solutions you think can improve our school's sustainability?
most answers would be right
What is epidemiology?
The use of data to find trends, patterns and focus on government initiatives to reduce disease burden.
What is the only metal that is liquid in room temprature?
Mercury
What is Valency and Ions
Valency is the combing capacity of an atom Ions are atoms or molecules that have a net electrical charge due to an unequal number of protons and electrons
What is the OHMS Law?
If you increase voltage, current will decrease and if you increase resistance, current will decrease
What is the difference between weather and climate
Weather is the temperature over a short period of time and can change within minutes or hours. Climate is the average temperature over a long period of time.