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The ability to do work or cause change describes? a. temperature b. density c. matter d. energy

Substances that cannot being broken down chemically into other substances are? a. elements b. compounds c. mixtures d. solutions. The measurement of how much matter an object contains is its: a. volume b. weight c. mass d. melting point.

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The ability to do work or cause change describes? a. temperature b. density c. matter d. energy

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  1. Substances that cannot being broken down chemically into other substances are?a. elementsb. compoundsc. mixturesd. solutions

  2. The measurement of how much matter an object contains is its:a. volumeb. weightc. massd. melting point

  3. The density of a block of wood with a volume of 50cm3 and a mass of 100 grams is?a. 2 g/cm3b. .5 g/cm3c. 500 g/cm3d. 5,000 g/cm3

  4. The ability to do work or cause change describes?a. temperatureb. densityc. matterd. energy

  5. The volume of an irregular object can be measured by?a. multiplying the objects L x W x Hb. dividing the objects density by massc. submerging the object in waterd. placing the object on a scale

  6. In the laboratory, volumes of liquids are usually measured with a?a. electrodeb. scalec. meter stickd. graduated cylinder

  7. How would you calculate the density of an object?a. divide its weight by its volume b. divide its mass by its volumec. multiply its weight by massd. multiply its volume by mass

  8. What is the mass of 150 ml of liquid water?a. 150 g/ml b. 150 cm3c. 300 gd. 150 g

  9. How do liquid water, ice, and water vapor differ from one another?a. they have different states of matterb. they are different compoundsc. they are made of different kinds of moleculesd. they are made of different kinds of atoms

  10. The sun is made up mostly of?a. ironb. hydrogenc. carbond. helium

  11. In an atom, the number of protons equals the number of?a. nucleib. electronsc. neutronsd. ions

  12. What information in the periodic table indicates the number of protons in the atom?a. the position of the element its columnb. the element’s chemical symbolc. the element’s atomic numberd. the element’s atomic mass

  13. Which parts of the atom move around its nucleus?a. atomic mass unitsb. electronsc. protonsd. neutrons

  14. The atomic number of an element is based on the?a. mass of the nucleusb. number of electrons c. number of protons in the nucleusd. number of neutrons in the nucleus

  15. A solid is a state of matter that has a(n)?a. indefinite volume and indefinite shapeb. definite volume and definite shapec. definite volume and indefinite shaped. indefinite volume and definite shape

  16. Why does gasoline float in water?a. they both have a density of 1.0 g/mlb. neither has a density of 1.0 g/mlc. gas has a greater densityd. water has a greater density

  17. In which state of matter do the particles spread apart and fill all the space available to them?a. crystalb. liquid c. gasd. solid

  18. The greater the speed of gas particles in a closed container, the? a. fewer collisions there will be.b. the lower the temperature. c. greater the pressured. lower the pressure

  19. The change from liquid to solid, or the reverse of melting, is called?a. condensationb. boilingc. sublimationd. freezing

  20. How do you find the volume of a irregular shaped object?a. D = M / Vb. L x W x Hc. Measure the mass of an objectd. Water displacement method

  21. What is vaporization?a. a gas becoming a liquidb. a liquid becoming a solidc. a gas becoming a solidd. a liquid becoming a gas

  22. The opposite of vaporization is called?a. condensationb. sublimationc. evaporationd. freezing

  23. In which state of matter are particles packed tightly together in fixed positions?a. gasb. solidc. liquidd. condensation

  24. What is the pattern of behavior for pressure and volume within a closed system?a. pressure increases – volume increasesb. volume decreases – pressure decreasesc. pressure decreases – volume decreasesd. volume decreases – pressure increases

  25. Finding the density of regular shaped objects vs. irregular shaped objects: a. measure both L x W x H to find volumeb. submerge irregular shaped object to find volume and L x W x H for regular shaped object. c. submerge regular shaped object and L x W x H for irregular shaped objectd. divide density by mass

  26. When making a bar graph or line graph, the manipulated variable and responding variable are placed?a. manipulated on x-axis and responding on y-axis.b. manipulated on y-axis and responding x-axis.

  27. When making a data table, where does the manipulated variable always go?a. y-axisb. top of the tablec. x-axisd. left side of the table

  28. When making a data table, where does the responding variable always go?a. x-axisb. y-axisc. top of the tabled. left side of the table

  29. What is a responding variable?a. the part that remains the sameb. what is being measuredc. what is being changed

  30. What is a manipulated variable?a. the part that remains the sameb. what is being measuredc. what is being changed

  31. What is a controlled variable?a. what is being changedb. what is being measuredc. the part that remains the same

  32. How do you find the density of a regular shaped object?a. place on scaleb. D = M / Vc. Measure L x W x Hd. water displacement method

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