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5th - Chapter 9 C
Questions and answers
| Question | Answer |
|---|---|
| Which unit is used to measure weight? | newtons or pounds |
| What is used to measure mass? | grams or kilograms |
| What unit is used to measure volume? | mL or cm3 |
| What is the formula for density? | mass divided by volume |
| What property depends on shape, volume, or mass? | buoyancy |
| What state of matter has a definite shape? | solid |
| Which states of matter have a definite volume? | liquids and solids |
| How strongly gravity pulls on an objects mass is _________. | weight |
| What does it mean to say that an element is more "reactive"? | it is likely to combine with lots of elements |
| If an object displaces 20 mL of water, what is that object's volume? | 20 mL |
| Which state of matter has molecules that move the fastest? | gas |
| Which state of matter has molecules that move the slowest? | solids |
| What shape are liquid molecules? | The shape of the container they're in. |
| What shape are gas molecules? | The shape of the container they're in. |
| What shape are solid molecules? | Trick question! They can make all the shapes! |
| How many electrons in a carbon atom? | 6 |
| How many protons in an oxygen atom? | 8 |
| How many neutrons in a calcium atom? | 20 |
| What are the four properties of metals? | Luster, malleability, ductility, and conductivity |
| Where are the metals on the periodic table? | On the left and in the middle. |
| Where are the nonmetals on the periodic table? | On the right. |
| Where are the metalloids on the periodic table? | Between the metals and the nonmetals. |
| Which elements on the periodic table are the most similar? | The ones in the same column. |
| Where are the noble gases on the periodic table? | In the far right column |
| Why are the noble gases called noble? | Because they don't mix with the other elements - like kings and queens don't hang out with commoners! |
| What do you do if you don't know the answer to a question? | Mark it! Skip it! Come back to it later! |
| What can you do if you don't know the answers to the questions at the very end of the test? | Look for clues in other questions. Guess. Draw yourself a picture to help figure it out. Don't worry! It's just a test! |
| What's the most important thing you can study late at night before the test? | Your pillow! Sleep is just as important as studying! |
Created by:
jewen
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