Physics Ch. 1
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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| show | The search for order in our observations of the world/
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| show | Important first step toward scientific theory; requires imagination to tell what is important; includes the design and carrying out of experiments.
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| show | Created to explain and order observations; will make predictions.
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| show | Will tell if the prediction is accurate, then repeat.
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| show | Study of physical world. Includes physical universe, structure of atom, and how objects move.
Ex. throwing a ball, electricity, a moving car.
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| What is the Scientific Method? | show 🗑
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| show | Create mental pictures to provide an analogy; limits in model and do not take too seriously.
Ex. Bohr Model of an atom.
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| show | Detailed and can give testable predictions.
Ex. The Cell Theory.
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| What are laws? | show 🗑
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| What are principles? | show 🗑
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| show | 1.) 0's between other non-zeros: sig fig.
2.) 0's infront of non-zero digits: not sig fig.
3.)0's that are at the end of a number & right of the decimal: sig fig.
4.) 0's at the end of the decimal but left of decimal: significant if measured.
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| show | 4.
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| show | 2.
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| show | 2 if measured, 1 if estimated.
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| How many sig figs in 0.3? | show 🗑
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| show | 2, the '5' and second 0 (the one after the five) are significant.
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| Rule for sig figs when multiplying/dividing? | show 🗑
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| show | No more accurate than the least accurate used (use the decimal places).
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| show | True, because measurements are limited to the instrument's accuracy.
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| show | Describes how close a measured value is to the true value.
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| show | Refers to degree of exactness with which a measurement is made and stated.
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| Give the subject and examples of mechanics. | show 🗑
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| Give the subject and examples of thermodynamics. | show 🗑
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| show | Subject- Repetitive motion.
Examples- Springs, pendulum.
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| show | Subject- Light.
Examples- Mirrors.
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| show | Subject- Electricity and magnetism.
Examples- Electrical charge, circuits.
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| Give the subject and examples of relativity. | show 🗑
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| show | Subject- Behavior of submicroscopic particles.
Examples- Parts of an atom.
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| Since 1983, the standard meter has been defined in terms of what? | show 🗑
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| show | Time for 9,192,631,770 periods to occur of radiation given off by caesium radition of a 133 atom.
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| show | Seconds (s).
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| What is the SI unit of mass? | show 🗑
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| show | Meter.
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| show | Mole.
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| show | Kelvin (K).
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| show | Candela.
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| What is the SI unit of current? | show 🗑
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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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Created by:
OliviaRoark
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