Chapter 4 Lesson's 1-2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Radioactivity | The process by which an unstable nucleus gives off nuclear radiation
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| Mass Number | The sum of the numbers of protons and neutrons in the nucleus of an atom
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| Isotope | An atom that has the same number of protons (or the same atomic number) as the other atoms of the same element do but that has a different number of neutrons (and thus a different atomic mass)
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| Half-Life | The time needed for half of a sample of a radioactive substance to undergo radioactive activity
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| Nuclear Fission | The splitting of the nucleus of a large atom into two or more fragments; releases additional neutrons and energy
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| Nuclear Chain Reaction | A continuous series of nuclear fission reactions
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| Nuclear Fusion | The combination of the nuclei of small atoms to form a smaller nucleus; releases energy
🗑
|
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| Radioactivity | The process by which an unstable nucleus gives off nuclear radiation
🗑
|
||||
| Mass Number | The sum of the numbers of protons and neutrons in the nucleus of an atom
🗑
|
||||
| Isotope | An atom that has the same number of protons (or the same atomic number) as the other atoms of the same element do but that has a different number of neutrons (and thus a different atomic mass)
🗑
|
||||
| Half-Life | The time needed for half of a sample of a radioactive substance to undergo radioactive activity
🗑
|
||||
| Nuclear Fission | The splitting of the nucleus of a large atom into two or more fragments; releases additional neutrons and energy
🗑
|
||||
| Nuclear Chain Reaction | A continuous series of nuclear fission reactions
🗑
|
||||
| Nuclear Fusion | The combination of the nuclei of small atoms to form a smaller nucleus; releases energy
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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