Biology
Optics
Chemistry
Earth and Space
100
Attacks viruses.
What is the job of a white blood cell?
100
No light passes through
What is Opaque?
100
Boiling is this type of change.
What is physical change?
100
Temperature and air pressure are two of the four factors of this.
What is weather?
200
2 copies of each chromosome move away from each other.
What is Anaphase?
200
Angle of Incidence is equal to the angle of reflection
What is the first Law of Reflection?
200
The formula of lead IV oxide.
What is PbO2
200
Name two factors that affect the climate of an area.
What is latitude, elevation, air masses that flow over the area and area's nearness to large bodies of water?
300
Describe the characteristics of a red blood cell when magnified 3700 times.
What is short cylinder shaped, indented in the middle and a orange-red color?
300
Smaller than the object, inverted, on the screen and real image.
What is SALT for a pinhole camera?
300
This object is an acid that has a pH of 4.2.
What is a tomato?
300
The importance of recycling.
What is to save energy which means burning less fossil fuels which leads to emitting less GHG's into the atmosphere?
400
Areas of growth and areas that are likely to be damaged .
What are the two types of areas in the body that have mitosis happening faster and more often than other areas?
400
Is slightly longer than the normal eye and can be fixed with concave lenses.
What is nearsightedness and how can it be corrected?
400
CH4 + O2 --> H2O +CO2
Balance the chemical equation and state the type of reaction.
What is CH4 + 2O2 --> 2H2O +CO2 ?
What is Combustion?
400
Name one positive and negative outcome of the arctic sea ice melting for humans in lowlands such as Florida.
What is a warmer climate, more summer recreational activities, loss of land, and natural disasters?
500
These act like the veins and arteries for the vascular tissue and these are their major functions.
Xylem moves substances from the roots to the leaves, Phloem moves sugar from leaves to other parts of the plant.
500
Middle of the eye. Rich in blood vessels. Supplies the eye with food and oxygen.
What is a Choroid?
500
The neutralization reaction of methanoic acid and cream that contains ammonia allows it to be used for this issue.
What is to treat a bee sting and prevent further irritation?
500
These two distinctive features differentiate climate change and global warming.
What is global warming only includes temperature and the impact on the world while climate change includes many aspects and can be seen locally,regionally, nationally and internationally?