Chemistry
Electricity
Biology
Wildcard
100
Chocolate chip cookies are a mechanical mixture, making them a common example of this specific type of mixture.
Heterogeneous Mixture
100
This type of material prevents or highly resists the flow of electrons, such as rubber or glass.
Insulator
100
When energy travels from one trophic level to the next, what is the percentage of energy that is actually passed on to the next level?
10%
100
Draw a Bohr-Rutherford Diagram of Na.
200
What is another name for the horizontal rows on the periodic table that run left-to-right? (<-->)
Periods
200
What happens if one lightbulb burns out in a parallel circuit?
Nothing will change. The circuit will continue to stay on because each lightbulb has it's own path.
200
These are the two primary chemical products produced by green plants during photosynthesis.
Glucose and Oxygen
200
A stereo, with a resistance of 10 ohms, is plugged into a 120 V outlet. What is the current flowing through the stereo?
I=V/R
=120V/10ohms
=12A
300
This type of matter is rigid, has a fixed volume, and does not take the shape of its container.
Solid
300
According to the rules of electric charges, a negatively charged object will do this specific action when it is brought near a completely neutral object.
Attract it
300
In a food chain that has 5 organisms, name the five trophic levels in order.
Producer, Primary Consumer, Secondary Consumer, Tertiary Consumer, Quaternary Consumer
300
Which organisms are primary consumers?
Kangaroo Rat, Grasshopper, Rabbit
400
If a sample of honey has a density of 1.42 g/mL and a volume of 500 mL, what is its mass?
710g
400
This measuring device must always be wired in parallel with a load to find potential difference.
Voltmeter
400
As a population grows, more resources (food, water, shelter, space) are required. At a certain point, a population will reach its max, and resources will run out. What is this limit called?
Carrying Capacity
400
Draw a circuit with a 1 cell battery, 2 loads in parallel and an open switch for each load.
500
How many valence electrons and shells does Boron have?
3 valence electrons
2 shells
500
Calculate RT and IT in a series circuit if:
R1 = 10 ohms, R2 = 20ohms , VT=90V
RT = R1 +R2 = 30 ohms
IT = VT/RT
= 90V/30 ohms
=30A
500
How come atmospheric carbon dioxide (CO2) increases in the winter and decreases in the summer?
No leaves, no sun = no photosynthesis, and no storage of CO2
500
How many oxygen atoms are in Al2(SO4)3?
12