ABC BOOK OF SCIENCE

A

• A is for Anther
• Anther-the part of a stamen that contains the pollen.

B

• B is for barometer
• Barometer-an instrument measuring atmospheric pressure
• used especially in forecasting the weather and determining altitude.

C

• C is for cells
• Cells-the smallest structural and functional unit of an organism
• the stypically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane
• Microscopic organisms typically consist of a single cell, which is either eukaryotic or prokaryotic

D

• D is for dicot
• Dicot- is a plant that have two seed leaves, or cotyledons.

E

• E is for electromagnet
• Electromagent- A magnet consisting essentially of a coil of insulated wire wrapped around a soft iron
• core that is magnetized only when current flows through the wire.

F

• F is for fixed pulley
• Fixed pulley-A pulley is a wheel on an axle that is designed to support movement
• of a cable or belt along its circumference

G

• G is for generator
• Generator- a dynamo or similar machine for converting mechanical energy into electricty

H

• H is hail
• Hail- pellets of frozen rain that fall in showers from cumulonimbus clouds

I

• I is for inclined plane
• Inclined plane-a sloping ramp up which heavy loads can be raised by
• ropes or chains

J

• J is for jet stream
• Jet stream-a narrow, variable band of very strong, predominantly
• westerly air currents encircling the globe several miles above the earth

K

• K is for kinetic energy
• Kinetic energy-energy that a body possesses by virtue of being in motion

L

• L is for lever
• a rigid bar resting on a pivot, used to help move a heavy or firmly
• firmly fixed load with one end when pressure is applied to the other.

M

• M Is for motor
• Motor-a machine, especially one powered by electricity or internal combustion
• athat supplies motive power for a vehicle or for some other device with moving part

N

• N is for nuclear energy
• Nuclular energy-the energy released during nuclear fission or fusion,
• especially when used to generate electricity.

O

• O Is for ovule
• Ovule-the part of the ovary of seed plants that contains the female
• Germ cell and after fertilization becomes the seed

P

• P is for potential energy
• Potential energy- the energy possessed by a body by virtue of its position relative to
• others, stresses within itself, electric charge, and other factors.

Q

• Q is for quanitative obserbastion
• We have 20 buses

R

• R is for roots
• Roots-the part of a plant that attaches it to the ground or to a support

S

• S is for screw
• Screw-a short, slender, sharp-pointed metal pin with a raised helical thread running around it
• and a slotted head

T

• T is for troposhere
• Troposhere-the lowest region of the atmosphere, extending from the earth's surface to a height of about
• 3.7–6.2 miles (6–10 km), which is the lower boundary of the stratosphere.

U

• U is for ultra violent rays
• Ultra violent rays-beyond the violet in the spectrum, corresponding to light having wavelengths
• Shorter Than 4000 angstrom units.

V

• V is for vascular plants
• Vascular plants-a plant that is characterized by the presence of conducting tissue

W

• W is for wind
• Wind-the perceptible natural movement of the air, especially in the form of a current of
• air blowing from a particular direction

X

• X is for X-axis
• X-axis - the principal or horizontal axis of a system
• of coordinates points along which have a value of zero for all other coordinates

Y

• Y is for Y-axis
• Y-axis -the secondary or vertical axis of a system of coordinates
• points along which have a value of zero for all other coordinates.

Z

• Z is for zebra
• Zebra-an African wild horse with black-and-white stripes and an erect mane