Scalar vs. Vector Quantities
magnitude, no direction
Examples: speed, distance, time
magnitude and direction
Examples: velocity, displacement, force.
SOH CAH TOA
SIMPLE HARMONIC MOTION
springs exhibit elastic behavior; F = kx(Hookes law)
Springs exhibit elastic behavior.
The restoring force is given by Hookes law:
where x is the displacement of the spri
MECHANICS OF FLUIDS AND SOLIDS
, where m = mass and V = volume
Unit = kg/m3
Density of liquid water = 1.00 103 kg/m3
Density of substance
Density of liquid water
Can use spe
GENERAL CHEMISTRY 1
ATOMIC STRUCTURE AND THE PERIODIC TABLE
An atom consists of a nucleus and surrounding electrons.
There are two type
GENERAL CHEMISTRY 2
STOICHIOMETRY, KINETICS AND EQUILIBRIUM
Chemical equations express how much and what type of reactants must be used
to obtain a given quantity of product. From the law of conservation of mass, the
GENERAL CHEMISTRY 3
SOLUTIONS AND COLLIGATIVE PROPERTIES
Components of Solutions
Normally the component present in the smaller amount.
The dissolving medium, normally the component present in the larger
Salivary amylase: digests starch
Food is ingested into the mouth. In the mouth, both mechanical and chemical digestion
begins. The salivary glands produce saliva, which contains salivary amylase (p
DNA contains the genetic information of the cell.
The basic unit of DNA is the nucleotide which consists of a sugar (deoxyribose), phosphate and
a nitrogenous base.