Download Reader Overview Table

Overview Table
Level 4
Title / Scientist(s)
Page
Idea and evidence
Vocabulary /
Resources
Science Terminology
No.
Matching topics in
KS3 Science /
KS4 Chemistry and/or
Physics (S4-6)
4–9 Establishing order among the •
In 1869, Mendeleev noticed that there were elements
atomic theory
elements
with different atomic weights but showing similar
element
- Dmitri Mendeleev (1834 –
chemical properties. If all the elements are arranged in atom
1907)
the order of their atomic weight, a periodic repetition of atomic weight
•
properties is obtained.
chemical property
He could fit all of the elements known at that time in
periodic table
Worksheet 1
KS3 Science (S1-3)
Unit 1
CD Track X1
1.4 Conducting a simple
scientific investigation
KS4 Chemistry (S4-6)
his table and leaving with some gaps corresponding to gallium
II Microscopic World I
undiscovered elements. He predicted that these
atomic number
b. The Periodic Table
undiscovered elements should have similar chemical
scandium
- the position of the
properties as those in the same column of the periodic germanium
elements in the Periodic
table.
Table related to their
mendelevium
electronic arrangements
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10– Discovery of electrons
15
•
In 1894, J.J. Thomson found that the speed of the
electrode
- Joseph John Thomson (1856 –
cathode rays was much less than that of light so the
phosphorescent
1940)
cathode rays could not be an electromagnetic wave.
cathode ray
He found that cathode rays had a negative charge.
deflect
three states of matter
In 1897, he found that the mass of a cathode ray
electromagnetic wave
- Atom
•
•
Worksheet 2
KS3 Science (S1-3)
Unit 6
CD Track X2
6.3 Particle model for the
particle is found to be only a thousandth of the mass of electron
Unit 15
a hydrogen ion. As hydrogen is an element made up of subatomic particle
15.5 Beyond infra-red
the smallest atoms, these cathode ray particles, i.e.
and ultra-violet
electrons should be a component of atoms.
- Electromagnetic
It was the first subatomic particle discovered, and this
spectrum
discovery made it clear that the atom was not
indivisible.
KS4 Physics (S4-6)
V. Radioactivity and
Nuclear Energy
b. Atomic model
KS4 Chemistry (S4-6)
II Microscopic World I
- electrons as subatomic
particles
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16– Rutherford – father of nuclear •
In 1909, Rutherford and his colleagues performed
21
physics
experiments to study how alpha particles interact with
- Ernest Rutherford
atoms of various elements. They predicted that all of
positive charge
(1871 – 1937)
the alpha particles would pass straight through a gold
negative charge
the three states of
foil. However, they found that most of the particles
nucleus
matter
•
electromagnetic
Worksheet 3
radiation
KS3 Science (S1-3)
Unit 6
CD Track X3
6.3 Particle model for
went straight through but some were deflected, while a
- Atom
few were reflected right back.
Unit 15
Rutherford concluded that an atom had most of its
15.5 Beyond infra-red
mass concentrated in a tiny positively charged central
and ultra-violet
nucleus. There was a cloud of orbiting negatively
- Electromagnetic
charged electrons surrounding the nucleus.
spectrum
KS4 Physics (S4-6)
V. Radioactivity and
Nuclear Energy
b. Atomic model
VII. Atomic World
a. Rutherford’s atomic
model
KS4 Chemistry (S4-6)
II Microscopic World I
- simple model of atom
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