Chapter 3 Review Game

WARNING!!! If you have the correct answer, but no units or the wrong units, then you do not receive ANY points! Chapter 3 Review Game Jennie L. Borders

Question 1 • Write the following number in scientific notation: 399000m (don’t forget to add the units!) 3.99 x 105 m

Vocabulary 1 • ________ is the study of the composition of matter and the changes that matter undergoes. chemistry

Question 2 • A student measures the mass of a product as 37.9g. The teacher said that they should have gotten 40.2g. What is the percent error? 5.73%

Vocabulary 2 • _______ is a proposed explanation for an observation hypothesis

Question 3 • How many significant figures are in the following number? • 0.084020g 5

Vocabulary 3 • _______ is the amount of space occupied by an object volume

Question 4 • Answer the problem with the correct number of significant figures. • 28m + 17.33m + 16.1m = 61m

Vocabulary 4 _______ is the study of chemicals that do not contain carbon. Inorganic chemistry

Question 5 • Convert 16 years to seconds. 504576000s

Vocabulary 5 • _______ is a quantity that has both a number and a unit. measurement

Question 6 • Convert 166 nm to m. 1.66 x 10-7 m

Vocabulary 6 • ______ is the temperature at which the motion of particles stops Absolute zero

Question 7 • If a substance has a mass of 50.7g and a volume of 120mL, then what is the density? 0.4225 g/mL

Vocabulary 7 • _______ is a measure of how close a series of measurements are to one another. precision

Question 8 • Convert 173oC to Kelvin. 446K

Vocabulary 8 • ______ is the simplest form of matter that has a unique set of properties. element

Question 9 • Generally, density __________ as temperature increases. decreases

Vocabulary 9 • ________ is a well-tested explanation for a broad set of observations. theory

Question 10 • Write the following in standard notation. • 3.5 x 10-4 km 0.00035 km

Vocabulary 10 • ________ is matter that has a uniform and definite composition. substance

Question 11 • Three students measure the length of a book and get the following measurements: 20.77cm, 21.04cm, and 20.22cm. The book is actually 43.8cm. Were the students accurate or precise? Precise, but not accurate

Vocabulary 11 • ______ is the process that separates a solid from a liquid filtration

Question 12 • How many significant figures are in the following measurement? • 932000 s 3

Vocabulary 12 • ________ is the study of processes that take place in organisms. Biochemistry

Question 13 • How many significant figures are in the following measurement? • 36 baseballs infinity

Vocabulary 13 • ________ is a change that produces matter with a different composition than the original matter. Chemical change

Question 14 • Answer the problem with the correct number of significant figures. • 730cm x 0.0421cm = 31 cm2

Vocabulary 14 • _______ is the capacity to do work or supply heat. energy

Question 15 • Convert 18 kg to decigrams. 180,000 dg

Vocabulary 15 • _______ is the ratio of the mass of an object to its volume. density

Question 16 • Convert 660J to calories. 157.74 cal

Vocabulary 16 • ________ is the force that measures the pull of a given mass by gravity. weight

Question 17 • If an object has a volume of 50 mL and a density of 0.77 g/mL, then what is its mass? 38.5g

Vocabulary 17 • ________ is the amount of matter an object contains. mass

Question 18 • If a substance has a density of 1.2 g/cm3 and a mass of 173g, then what is its volume? 144.17 cm3

Vocabulary 18 • ________ is another name for a homogeneous mixture. solution

Question 19 • Convert 98.6oF to oC. 37oC

Vocabulary 19 • _______ is the variable that you change during the experiment. Manipulated variable/ Independent variable

Question 20 • Convert 187 cm3 to hL. 1.87 x 10-3hL

Vocabulary 20 • ________ is a form of matter that takes both the shape and volume of its container. gas

Question 21 (HONORS!!) • Convert 50lbs./hL to ng/mm3. If you can do this, then you can convert ANYTHING! 227272.72 ng/mm3

Chapter 3 Review Game