chapter 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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| the study of the composition, structure, and properties of matter and the changes it undergoes. | show 🗑
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| show | anything that has mass and occupies space.
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| A characteristic of matter that can be observed or measured. | show 🗑
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| What are some of the features of the procedure known as the scientific method? | show 🗑
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| Observation is something that is _________ and can be _________. | show 🗑
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| show | explanation
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| show | Test
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| show | theory; model
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| show | explain
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| show | predictions; modified; replaced.
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| When similar law are made in many situations, this behavior is stated as a natural_____, a summary of observations. | show 🗑
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| a quantitative observation. It is made by using comparing with a standard measuring device or unit. | show 🗑
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| show | number, unit, physical property, and uncertainty number that tells the precision of the measurement.
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| The ______ that tells the amount of the quantity measured. | show 🗑
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| show | unit
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| show | Mass
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| _______ is the force exerted on the mass of an object by the full of gravity. | show 🗑
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| show | Scientific notation
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| a non-zero digit, followed by a decimal point and any other digits. | show 🗑
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| show | exponential term.
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| The digits that are certain, plus 1 that is uncertain is called ___________. | show 🗑
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| All __________ _______ are significan figures. | show 🗑
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| show | leading zeros; not
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| show | Trailing zeros; written decimal point
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| show | decimal places; fewest
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| show | significant figures; fewest
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| What are the basic units of length, mass, volume, time, and temperature? | show 🗑
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| show | gram
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| A _____ is the volume of 1kg of water at 4°C. | show 🗑
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| show | 10 dm
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| show | 100 cm
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| 1 km = ____ m | show 🗑
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| show | 1000 mm
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| show | 1000 g
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| 1 g = ____ mg | show 🗑
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| 1 L = ____ mL | show 🗑
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| show | 1,000,000 cm³
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| show | 1 cm³; 1 cc
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| What is the formula of density? | show 🗑
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| All _____ we know has energy. | show 🗑
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| Energy | show 🗑
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| show | kinetic and potential energy
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| show | Kinetic energy
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| show | energy that is stored in matter.
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| the form of energy that flows from an object of higher temperature to an object of lower temperature; it is associated with the ___ of the particles in a substance. | show 🗑
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| show | calories (cal)
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| ______ the amount of energy required to raise the temperature of 1 gram of pure water 1°C. | show 🗑
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| Since the calorie is not a lot of heat, the _______ is often used. | show 🗑
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| 1 kal = _____ cal | show 🗑
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| The SI unit for both energy and work is the _____. | show 🗑
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| 1 cal = _____ J | show 🗑
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| 1 kJ = ____ J | show 🗑
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| show | °F, °C, and K.
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| show | K = °C + 273.15
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| show | °C = K - 273.15
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| show | specific heat (SH)
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| heat = (mass)(specific heat)(change in temp.) | show 🗑
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| show | ΔT = T2 - T1
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| show | homogeneous
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| show | heterogeneous
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| show | mixture
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| show | solution
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| A form of matter with a definite, fixed composition is called _______. | show 🗑
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| show | compound
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| show | element
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| show | solid
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| has definite volume, but not a definite shape; it take shape of its container is called _____. | show 🗑
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| show | gas
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| liquids and gases are collctively called _____ because they do not have a definite shape, they are able to flow. | show 🗑
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| A change that does not alter the identity of the substance is called ______. | show 🗑
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| a process that involves a change in the composition or structure of the substance is called ______. | show 🗑
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| show | changes of state
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| change from a solid to a liguid is called _____, and occurs at the ______ (mp). | show 🗑
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| the temperature at which the particles in the solid gain sufficient energy to overcome the attractive forces that hold them together is called _____. | show 🗑
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| show | freezing; freezing point
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| the temperature at which the particles in the liquid slow down enough that the attractve forces pull the particles close together is called _____. | show 🗑
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| show | heat of fusion; released
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| show | q = (m)(ΔHfus)
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| liquid molecules with sufficient energy escape from the liquid surface and enter the gas phase is called ______. | show 🗑
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| show | boiling; boiling point (bp)
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| Gas molecules cool, slow down, lose kinetic energy, and convert to liquid is called _____. | show 🗑
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| the temperature at which all the molecules of the liquid have the energy needed to change in to a gas is called ______. | show 🗑
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| energy needed to vaporize exactly 1 g of liquid to gas at its boiling point; also, energy released when the gas condensed is called _____. | show 🗑
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| heat = (mass)(heat of vaporization) | show 🗑
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| changing from a solid directly to a gas without going through the liquid state is called _____. | show 🗑
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| show | heating curve
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| a graph that illustrate, visullay, changes of state as heat is removed called ______. | 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.
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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:
lhen
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