If you get something in your eye what do you do and for how long?
What are all living things made of?
cells
what are the 3 states of matter?
liquid, solid, gas
if matter has more electrons than protons then it is...
negatively charged
bacteria undergoes what type of reproduction?
asexual/mitosis
What should you do if someone catches on fire?
Place fire blanket to smother the fire
this type of reproduction results in offspring that are NOT identical to its parent(s)
sexual reproduction/meiosis
matter is made of sub-atomic partlces called...
protons, neutrons, electrons
negative charges attract ____
how many chromosomes do we get from our moms and dads?
23 + 23 = 46
What is this WHMIS symbol?
Flammable liquids, gasses, or substances
what is the process where cells make identical copies of themselves?
mitosis
What does the 20 mean?
Atomic number/number of protons
how are solid materials charged?
friction (i.e. being rubbed together)
How many neutrons does Calcium have?
atomic mass = protons + neutrons
20 neutrons
What is this WHMIS symbol?
Gases under pressure
Place the following terms in the correct order of the reproductive process that occurs after fertilization:
embryo zygote fetus
1. Zygote
2. Embryo
3. Fetus
in a Bohr diagram, how many maximum electrons are on the 1st ring? and 2nd and 3rd ring?
1st ring = 2 electrons
2nd, 3rd ring = 8 electrons
what do you call materials that allow heat or electricity to flow from atom to atom?
Conductor
What is the difference between what's inside an Atom nucleus and a cell nucleus?
Atom nucleus has protons and neutrons
Cell nucleus has DNA
What does WHMIS stand for?
Workplace Hazardous Material Information System
What is the first and longest stage of the cell cycle?
Interphase
what is a type of matter that contains 2 or more elements that are chemically bonded?
Resistance in a circuit slows down what?
the flow of electrons
How do you calculate atomic charge?
atomic charge = # of protons - # of electrons