With Reference to Relevant Research Studies, To What Extent
Does Genetic Inheritance Influence Behavior?
There is currently a substantial body of research supporting the argument that there is
a genetic influence on numerous human behaviors, such as homos
eLearning
2009
Publication No. 91651
Pressure vs. Volume and Boyles Law
Boyles Law
Introduction
In 1642 Evangelista Torricelli, who had worked as an assistant to Galileo, conducted a famous experiment demonstrating that
the weight of air would support a c
Born-Haber Cycle
- A system that allows for the calculation of the amount of
energy released during the formation of an ionic bond.
- The formation of an ionic bond is actually a step wise
process:
1) An electron is removed from the metal to make a
positi
MATH SL
1.
CALCULUS TOPIC
Let g(x) =
(a)
ln x
x2
, for x > 0.
Use the quotient rule to show that g ( x) =
1 2 ln x
x3
.
(4)
(b)
The graph of g has a maximum point at A. Find the x-coordinate of A.
(3)
(Total 7 marks)
2.
The velocity v m s1 of a particle a
5C
Problems involving triangles
cQ1. The diagram shows a sector AOB of a circle of radius 15 cm
and centre O.
The angle
at the centre of the circle is 115 .
Calculate (a)
(b)
the area of the sector AOB.
the area of the shaded region. (226
cm
2
2
, 124 cm
10/8/13 10:45 AM
Web address:
http:/www.sciencedaily.com/releases/1999/06/
990617072302.htm
High Stress Hormone Levels Impair Memory
June 17, 1999 St. Louis, June 15, 1999 - If it's been a really, really tough week at work and you can't
remember where you
IB Chemistry 3-4
The Born-Haber Cycle and Lattice energy.
The formation of ionic compounds from their corresponding elements is an exothermic process. It is not merely the result of the
low ionization energies of metals and the high affinities of nonmetal
Explain how
biological factors
may affect one
cognitive process
(memory)
Our focus:
amnesia caused by
brain damage
Who was HM?
Henry Gustav Molaison (later, and
until after his death, HM to
protect his privacy), 1926 2008
Suffered from increasingly severe
IBH Chemistry Practice Test
Topics 4 & 14 Bonding
1. Which one of the following species does not have a lone pair of electrons on the nitrogen atom?
A. N2
C. NH2-
B. NH3
D. NO3-
2. Which of the electron-dot structures given below for nitrous oxide (laughi
Trigonal planar electron-group arrangement
with one lone pair
Two atoms attached to the central atom + one lone
pair (AX2E) Bent shape
The lone pair is bulkier and repels the bonding
pairs stronger bond angle is less than 120
Tetrahedral electron-group
Biological level of analysis
General learning outcomes
Outline principles that define the biological level of analysis (for
example, patterns of behaviour can be inherited; animal research may
inform our understanding of human behaviour; cognitions, emoti
February 24, 2014
10.J & K Using Double Angle Identities
Students will be able to.
Use trig formulas to simplify trig expressions.
Use trig formulas to solve trig equations.
Solve trig equations by factoring.
February 24, 2014
Simplifying Trigonometric
11.2 Muscles and Movement
Topic 11 Nerves, Muscles and
Movement
Locomotion
Most animals can move from one place to another. This is
called Locomotion.
Animals show a wide variety of types of locomotion.
Locomotion is produced by the combined effect of thr
American International School of Johannesburg
Diploma Chemistry
Arrenhius Equation Questions
1.
1
Consider the following graph of ln k against T (temperature in Kelvin) for the second order
decomposition of N2O into N2 and O.
N2O N2 + O
1
/ 10 3 1
T
K
(a)
February 10, 2014
Warm up:
a) Amplitude =
b) Period =
c) Describe the transformation from
Sketch the graph
February 10, 2014
10E The Tagent Function
Graph of y = tan (x)
1. find its domain: _
2. find its range: _
3. Is y=tan(x) an odd or even function? _
5.4
Bond Enthalpies
Bond breaking is endothermic and bond making is exothermic. Bond making produces greater
stability because the resulting products have a lower energy state.
bond making
bond breaking
CH4(g) + O2(g)
1|P a g e
CO2(g) + 2H2O(g)
During eve
Q 2007 by The International Union of Biochemistry and Molecular Biology
BIOCHEMISTRY AND MOLECULAR BIOLOGY EDUCATION
Vol. 35, No. 6, pp. 440445, 2007
Laboratory Exercises
Conjugation in Escherichia coli
A LABORATORY EXERCISE*
Received for publication, Jun
March 06, 2014
DESCRIPTIVE STATISTICS
March 06, 2014
http:/app.ibmaths.com/teacher/course/3/unit/21/lesson/108
Take lesson and quiz.
March 06, 2014
Types of Data
Discrete OR Continuous
The score on a written driving test
The weight of a newborn
Name: Period: Date:
Group members:
TCM 13.1 Groupwork
Periodic Cycles
Use the diagram below. Suppose you and a friend are the last two people seated on a Ferris wheel. Once the ride begins,
the wheel moves at a constant speed. It takes 36 seconds to com
5.2
Calculation of Enthalpy Changes
During a chemical reaction or physical change heat energy is either transferred into the
surroundings from the chemicals or absorbed from the surrounding.
The amount of heat energy (Q) transferred depends on three facto
ChemistryPowerPoints
IBChemistry
MrBeckstead
Topic5Energetics
HesssLawandBondEnthalpies
Some taken from
ENTHALPY
CHANGES
Great thanks to
JONATHAN HOPTON & KNOCKHARDY PUBLISHING
www.knockhardy.org.uk/sci.htm
HESSS LAW
Theoverallenthalpychangeofachemicalpro
AQA A2 CHEMISTRY
TOPIC 4.1
KINETICS
BOOKLET OF PAST EXAMINATION QUESTIONS
2
1.
(a)
A fixed mass of marble is reacted with dilute hydrochloric acid at a constant temperature.
Explain why the rate of the reaction is increased if the lumps of marble are redu
ChemistryPowerPoints
IBChemistry
MrYoung
Topic4Bonding
Ionic,Covalent,Metallic
Much taken from
AN INTRODUCTION TO
BONDING
and
SHAPES OF MOLECULES
Great thanks to
JONATHAN HOPTON & KNOCKHARDY PUBLISHING
www.knockhardy.org.uk/sci.htm
STRUCTUREANDBONDING
The
Practice Exam 2 : Nov 2006 (#1-15, 6 marks each)
1.Let x = 7.94.
2 x 1
3
(a)
Calculate the value of x .
(b)
(i)
Give your answer correct to three decimal places.
(ii)
Write your answer to (b)(i) as a percentage.
k
(c)
Give your answer to part (b)(i) in th