Physics wk 1 exam Word Scramble
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| Question | Answer |
| The innermost electron shell of an atom can contain no more than 2 electrons. | True |
| What is ejected from the nucleus during Beta emission? | Electrons |
| Sir Issac Newton's second law of motion is written mathematically as ____. | Force = Mass x Acceleration |
| What is the SI unit for work? | Joule |
| A neutral atom has the same number of ____. | protons & electrons |
| The study of objects at rest and in motion is the branch of physics called___.? | Mechanics |
| An x-ray tube cools primarily through the process of ____. | radiation |
| The term "atom" was first used by the ___. | Greeks |
| The innermost electron shell is symbolized by the letter K. | True |
| A given technique has an intensity of 0.25 mGy at a distance of 180 cm. Another exposure taken with the same technique has an intensity of 0.01 mGy. Calculate the distance of the second exposure. | 900 cm |
| An atom that loses or gains one or more electrons is a(n) ____. | ion |
| Which represents the formula for power? | Work = Power x time |
| An example of a derived quantity in mechanical physics is ____. | Volume |
| Which represents the formula for work? | F = Work/Distance |
| Which system of unit uses the foot, the pound and the second? | British |
| Calculate the maximum number of electrons allowed in the "X" shell of an atom (if it existed) | 392 |
| Momentum is the product of ____. | mass of an object and its speed |
| The binding levels, or energy levels of electrons are represented by their ___. | shells |
| The basic measurable quantities are: | Time, Length, Mass |
| Momentum is a ____ quantity | derived |
| No outer shell electron can contain more than two (2) electrons. | False |
| ___ is the kinetic energy of the random motion of molecules? | Heat |
| Aluminium has a atomic number of 13. Calculate the number of protons. | 13 |
| An atom in a normal state has an electrical charge of ____. | zero |
| What is the standard unit of mass? | Kilogram |
| What is the British unit for mass? | Pound |
| The only difference between x-rays and gamma rays is their ____. | origin |
| Molybdenum has a atomic number of 42 and the atomic mass number is 98. Calculate the number of neutrons. | 56 |
| The smallest particle that has all the properties of an element is ___. | an atom |
| The chemical element is determined by the number of ____ in an atom. | protons |
| The fundamental particles of an atom are: | Electron, Neutron, Proton |
Created by:
DeAndreMitchell
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