Midterm Review BMS
Quiz by Mindy Davis
Grade 6
Science (2017)
Texas Essential Knowledge and Skills (TEKS)
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45 questions
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- Q1Which of the following is a compound?HNaHClAl30s
- Q2Karen wants to know the names of all of the elements. Where should Karen look to find this information?librarylab safety manueltextbookperiodic table30s
- Q3Which of the following is a chemical change of iron?meltingbeing pulled into wirerustingbeing heated red hot30s
- Q4Which is the best description of a chemical change?releasing energykeeping the original substanceabsorbing energyforming a new substance30s
- Q5Which of the following is an example of a chemical change?freezing waterburning oilsawing woodripping paper30s
- Q6Students were investigating 2 clear solutions. Students added 2 mL of a clear solution to a beaker filled with a clear solution. A student observed that the temperature of the beaker increased. A red precipitate formed where the substance was poured into the beaker. Which observation provides the best evidence that a chemical change formed a new substance in the beaker?the precipitate fell to the bottonthe temperature is not changeThere is an increase in massa precipitate formed30s
- Q7A new compound has just been developed, C17H2ON4NaO9P. How many different elements make up this compound?3268730s
- Q8Which of the following would be found only in the Elements side of a Venn diagram? 1 - is a pure substance; 2 - made from more than one element; 3 - formed though a chemical reaction; 4 - found on a periodic table; 5 - essential for life; 6 - found on earth42, 41, 53, 630s
- Q9When metals, nonmetals, and metalloids are compared according to luster, which is the best description of the appearance of metalloids?dullshinypowderyeither shiny or dull30s
- Q10A student performs an investigation on a 5 g sample of an element. They observed that the sample does not have luster, it is malleable, and does conduct electricity. Based on the physical properties, the student should classify this sample as a/an -metalnonmetalcompoundmetalloid30s
- Q11Which of the following lists of properties best describes nonmetals?brittle, dull, insulatormalleable, dull, insulatormalleable, shiny, conductorbrittle, shiny, conductor30s
- Q12A student is testing a silver rock sample, the silver rock completes the circuit and lights the bulb. The student concludes the sample could be which of the following?metal, metalloidmetalmetal, metalloid, nonmetalmetalloid, nonmetal30s
- Q13A student is finding the density to identify the metal of her house key. She found the volume of the key to be 5 mL and the mass to be 39.5 g. What is the density of the key?6.8 g/cm37.9 g/cm35 g/cm#10 g/cm330s
- Q14A student drops a 10 g sample into a graduated cylinder with 30 mL of water. The water rises to 35 mL. What is the density of the sample?3 g/mL2 g/mL5 g/mL0.2 g/mL30s
- Q15What is the density of an object that is 200 g and 40 mL?1.43 g/cm30.2 g/cm35 g/cm340 g/cm330s