Elements
what's the most amount of electrons in one shell
32
what is the largest star type
Hypergiants
what three objects do you need to complete a circuit
a source, a conductor, and a load
what do you do when you spill chemicals on your skin
Proceed to hand washing station
What is the mitochondria
The PowerHouse of the cell
how many elements are on the periodic table
118
what was the first satellite to enter orbit
Sputnik I
what is an ammeter used for
to measure the current in a circuit
What does WHMIS stand for
Workplace, Hazardous, Materials, Information, and System
what are the 2 types of cell
animal and plant
what was the "original" four elements
water, earth, fire, and air
how many kilometers is the Earth from the Sun
149 million kilometers
what is the speed that electricity flows
about 300,000 kilometers per second
What does the skull and crossbones warning mean
Materials Causing Immediate and Serious Toxic Effects
what happens in mitosis
cell division that results in two daughter cells
what can the periodic table be broken down into
Metals nonmetals and metalloids
what is the circumference of Jupiter
439,264 km
what is ball lightning
a rare and little known kind of lightning having the form of a moving globe of light
what is the greatest level of hazard within the whmis class
Category 1
how many chromosomes are in a human cell
46
what is the densest element
Osmium with a density of 22.59 g/cm3.
what is the largest black hole
Phoenix A with a 100,000,000,000 Solar Masses
what is a mathematical equation to determine the speed of electricity / speed of light
3×108 m/s
what are the 4 maine rules of the lab
no running, no food, no long hair, and ware lab safety equipment
what organs do plant cells have that animal cells don't
cell wall, chloroplasts and other specialized plastids, and a large central vacuole