- •Unit 1 text a the pre_atomic age
- •Vocabulary work
- •Text b further development of atomic theory in the 19th century
- •Further development of atomic theory in the 19th century
- •Unit 2 text a henri becquerel and the curies’ discoveries
- •Henri becquerel and the curies’ discoveries
- •Vocabulary work
- •Text b further advances in the field of radioactivity
- •Further advances in the field of radioactivity
- •Text c radioactivity and radioactive exposures
- •Radioactivity and radioactive exposures
- •Unit 3 text a from nuclear reactions to nuclear fission
- •From nuclear reactions to nuclear fission
- •Vocabulary work
- •Text b speculations before the discovery of fission
- •Speculations before the discovery of fusion
- •Unit4 text a revealing secrets of nuclear fission
- •Revealing secrets of nuclear fission
- •Vocabulary work
- •Text b fission and the first reactors
- •Fission and the first reactors
- •Unit 5 text a radioactive materials as sources of nuclear energy
- •Radioactive materials as sources of nuclear energy
- •Text b boiling water reactors
- •Boiling water reactors
- •Text c global warming and nuclear power
- •Global warming and nuclear power
Vocabulary work
The words given in two columns of the box are mentioned in the text and they have similar meanings. Find and name these pairs.
A |
B |
to follow up |
important |
moonshine |
immense |
to liberate |
to design |
to eject |
to delineate |
enormous |
to seek |
to create |
to appear |
to look for |
new |
critical |
to complete |
to emerge |
nonsense |
recent |
to release |
to describe |
to emit |
Find in the text derivatives of the following words. Think of 4-5 sentences where these derivatives can be used.
mechanics |
to collide |
to transmute |
limit |
to differ |
atom |
to bombard |
to discover |
to develop |
to behave |
to lead |
nucleus |
control |
line |
circle |
Form collocations using the words of two columns. Each word can be used once only. Use the txt to fulfill the task.
to elaborate |
results |
to incorporate |
the world |
to publish |
energy |
to induce |
fragments |
to astonish |
a challenge |
to eject |
a model |
to release |
a concept |
to patent |
quantum mechanics |
to seek |
a nuclear reaction |
Fill in the blanks using suitable words.
Neils Bohr … Rutherford’s atomic model.
He thought that the … was associated with the atomic number of an element.
A new field of physics … to investigate the powerful core of the atom.
The kinetic energy of … particles is greater than that of the bombarding particles.
The neutron is one of the …. of atomic nuclei.
They discussed the latest … including the discovery of the neutron.
He attempted to generate a … reaction.
They managed to make it … some of its energy in radioactive decay.
He started a set of experiments … elements with neutrons.
Use the word given in capitals at the end of each line to form a word that fits in the space in the same line.
1. He managed to describe the … of orbiting electrons. BEHAVE
2. Scientists working in the field of … physics conducted research into ATOM
the mysteries of the atom.
3. He published his results on the .. of atoms by alpha particles. BOMBARD
4. Chadwick’s … was another important step towards nuclear fission. DISCOVER
5. If a chain reaction of neutron …. split nuclei, COLLIDE
then an immense release of energy would occur.
6. His tool was more compact than a … accelerator. LINE
7. He completed his … treatise on beta decay. THEORY
8. His experiments showed that there were …. energy levels DIFFER
in the neutron.
9. Fermi’s work was an important step in the …. of DEVELOP
nuclear fission.
Follow-up activities
In pairs, discuss discoveries and breakthroughs made by Rutherford, the Joliot-Curies and Fermi.
The names of Neils Bohr, Henry Moseley, James Chadwick and Leo Szilard are mentioned in passing in this text. Find additional information about these scientists and their contribution. Prepare reports.
Write a short essay headlined “From nuclear reactions to nuclear fission”.