Bio
The Cell Nucleus
What does the element K stand for?
K stands for potassium
What is voltage?
Voltage is the pressure from an electrical circuits source of power that pushes charged electrons through a loop
How do ocean currents affect climate?
By transporting warm water from the equator towards the poles
where is the fire blanket?
the window of the classroom
What are the stages of mitosis?
Prophase, Prometaphase, Metaphase, Anaphase, and Telophase
How are polyatomic ions formed?
Covalent bonds
How is static charge made?
By creating friction between two insulating items
What form of energy is released into the biosphere?
The energy released into the biosphere is heat
Where is the fire extinguisher?
The right of the front classroom door
What do Ribosomes do?
Ribosomes synthesize proteins
How are Ionic bonds formed?
An ionic bond can be formed after two or more atoms lose or gain electrons
What is a parallel electrical circuit?
A parallel circuit has branches that the current divides and only part of it flows through any branch
how is carbon cycled?
Carbon atoms travel from the atmosphere into organisms in the earth and back to the atmosphere repeating
what should you do if there is a fire, injury or spill?
Tell Ms. Collings
What types of cells have cell walls?
Algae, fungi, and plant cells
How do you identify a polyatomic ion?
If a periodic element has two capital letters together it is a polyatomic ion
How do you calculate voltage in a circuit when it has a resistance?
Current multiplied by resistance
What are the 4 stages of the nitrogen cycle?
Nitrogen fixation, decay, nitrification, and denitrification
what do you do when you get chemical in your eyes?
the eye wash station located by the fire extinguisher
What are the stages of miosis?
Prophase,metaphase, anaphase, telophase
What is the difference between covalent and ionic bonds?
What is the difference between conductors and indicators?
Conductors conduct electricity easily because of their free electrons. Insulators oppose electricity
What's the difference between a food chain and a food web?
A food chain shows who eats who and a food web is all of the food chains in an ecosystem
what's the proper lab attire?
long hair in a pony tail, no strings, no baggy clothes, goggles