Optics
Climate Change
Biology
Chemistry
100
What is electromagnetic spectrum?
100
It is the average weather conditions that occur in a region over a period of a long time. this includes the average monthly temperature.
What is climate?
100
Large area for storage of water (or other chemicals) in a plant cell.
What is a vacuole?
100
These elements are always seen bonded with another element or themselves and are never alone as a single element.
What is the rule of HOFBrINCl?
200
A lens that can form an image on a screen.
What is a convex lens?
200
this method is generally associated with warm rising air, and the formation of cloud.What is convection?
200
This stage of mitosis is when centrioles are moving to the poles, and the nuclear (nucleus) membrane has just (temporarily) disappeared.
What is prophase?
200
NH4+1 and NO3-1 are a group of atoms with a charge.
What is polyatomic ions?
300
When light hits a mirror, the angle of incidence is equal to the angle of reflection.
What is a the law of reflection?
300
The environment conditions that occur at a particular place at a particular time, and includes temperature, air pressure, cloud cover, and precipitation.
What is weather?
300
This cell keeps our blood clean by destroying foreign particles that can cause infection.
What is white blood cells?
300
The reactants, Ni(NO3)2 + NaOH produced Ni(OH)2 NaNO3.
What is double displacement?
400
This lens produces an image that is smaller than the object, upright, and virtual.
What is a concave lens?
400
It is the absorption of thermal energy by the atmosphere, maintaining the earth at an average temperature suitable for life.
What is natural greenhouse effect?
400
This tissue forms a protective outer covering and allows the exchange of materials and gasses in and out of a plant.
What is epidermal tissue?
400
In an isolated system the mass is neither created nor destroyed by chemical reaction or physical transformations. The mass of products must equal the mass of the reactants.
What is the law of conservation of mass?
500
Messages are sent from the eye to the brain by this.
What is the optic nerve?
500
It is a natural or artificial reservoir that accumulates and stores carbon containing chemicals, and removes carbon dioxide from the atmosphere.
What is a carbon sink?
500
This organ system supplies red blood with oxygen to deliver to all parts of the body and also removes carbon dioxide from the body.
What is the respiratory system?
500
When the flame in a Bunsen burner flame turns blue/invisible, oxygen is added to the flame through turning a valve.
What is the Air Inlet?