Writing Assignment: Background Radiation
Radiation: Is it all around you?
Background radiation is the ubiquitous ionizing radiation present in the environment. Background
radiation originates from a variety of both natural and artificial sources, these so
Where in the body it is
found: Within the bones
and can also be found in
tissues, organs, and in the
Where in the body the ion could be found: It
can be found in the bloodstream and the
Journal: Practical Periodic Trends:
1. A substitute element for Silicon (Si): Tin(Sn) could be a substitute for silicon
since it conducts electricity at 100% efficiency at room temperature. The
problem would be that it must be tested and retested to make
Writing Assignment: Ionic Compounds in Action
Where it is used and how
A paste made from baking soda and a 3 percent hydrogen peroxide solution can be used as an
alternative to commercial non-fluoride toothpastes. (Or heres a formula for
Writing Assignment: Position Essay on Nuclear Power
To whomever it may concern,
I believe the best energy option for our country is nuclear energy, and I fully support the construction of
a nuclear power plant. Not only is nuclear energy a source that giv
8.02 Lab: Ideal Gas Law
1.) PV = nRT where: p = pressure (atm) V = volume (usually in L) n = mole R = gas
constant (u can find the units in ur book or online) T = temperature [K]
2.) When molecules in gas is heated the molecules start moving faster.
8.01 Webquest: Solids, Liquids and Gasses
1.) The animation illustrates core ideas of the kinetic molecular theory because it shows the
molecules in action, it shows what happens when the molecules get heated up or cooled
2.) When you cool down ever
9.01 WebQuest: Take It To The Limit
a. What is the formula for strontium phosphate?
B. 36 for strontium
24 for phosphate
These numbers are not equal because Sr3(PO4)2
C. Why arent we see the blue as individual molecules? We are seeing this becau
I was not sure if we just had to draw the one we thought electron irbital looked like. I drew the cloud
model because that is what I think it looks like. I did not know if we had to draw all three options. If so
please tell me so that I can fix it. Thank
11.01 Writing Assignment: Background Radiation
When you refer to something as being in the background, you may mean it is something that goes
unnoticed. Have you ever heard of the term background radiation? You have been asked by the local
paper to write
Whiteboard: M&Ms Activity
Directions: Type in the chart below and use the comment and mark up tools in Adobe Reader to draw
the graph. Type any notes in the textbox below.
Explain how this activity demonstrates exponential deca
WebQuest: Get to Know the Neighborhood
Explain the structure of the periodic table of the elements
Obtain information about the properties of elements based upon their positions in the
In the years following 1869,
WebQuest: Origins of Element Names
Currently, there are 118 known elements. These elements not only show a wide variety of
properties, but the stories of how they were discovered are wide-ranging, too.
1. Choose six elements that you would like to investi
Lab 7: Heat and Calorimetry
Concepts to explore:
Gain applicable knowledge about calories
Compare the calorie content of food samples
Have you ever roasted marshmallows over a campfire?
You have probably heard that foods have calories, but
Lab 16: Metals and Oxidation
Concepts to explore:
Observe an oxidatonreducton reacton
Use the propertes of a reacton product to verify its identty
Rank the reactvity of certain metals in a weak acid, and compare it to
their order in the Actvity Series
Lab 8: Chemical Processes
Concepts to explore:
Understand the difference between endothermic and exothermic
Understand the concept of enthalpy
Have you ever needed to place a cold pack on
a sprained muscle?
Its the fnal seconds of
Lab 20: Ideal Gas Law
In this experiment, we will use yeast to accelerate the decomposition of the hydrogen peroxide into water and
Yeast contains the enzyme catalase, which is a catalyst for this reaction. You will add yeast activated in warm wa
WebQuest: Solids, Liquids, and Gases
In this WebQuest, you will use the States of Matter interactive to explore similarities and differences
among the particle motion of solids, liquids and gases.
Part I: How do particle arrangements and motions differ fo
Journal: Funding Research 20 points
Stem cell research is both applied and basic research. Basic stem cell research could provide
exact knowledge regarding stem cell action mechanisms, and pre-clinical research on stem
cells provides scientific evidence f
Measurement and Density
Purpose of this Lab
What is the goal of this lab? What question are you trying to answer, or what problem are you
t 'n to exlain'?
no determine the density ofthe 3 bhcks byweighting them to nd the nnssof each one.Then
Lab: Electron Configuration
Observe the energy emitted from different electron energy levels when energy is
applied to a gas-discharge lamp.
Obtain a basic knowledge of why gas-discharge lamps produce different colors of
Journal: Seltzer in Water
1. What happens?
The seltzer tablets started to zz when they cam in contact of the water. The
temperature also slowly went up to 65 degrees then slowly to 63 degrees.
2. What does the nal product look like?
When the tablets dis
Journal: Super Heavy Elements
Directions: After doing some research, answer the following questions.
1. What is a heavy element?
A heavy element is an element with an atomic number greater than 92 and is
eated in reactors or articially in cyclon
Lab: Light Spectrum
Learn the difference between continuous and line spectra.
Determine the wavelength measurement of a red laser light.
Throughout history rainbows hav
been the stuff of myths, legends, and
wonder. Rainbows had m