**In experimental design, what do you call the variable that the experimenter changes on purpose?**

**In experimental design, what changes as a result of a change in the independent variable?**

**What do you call the logical approach to solving problems used by scientists?**

**What is the SI unit for time?**

**What is the SI unit for temperature?**

**What is the SI unit for length?**

**What does the unit prefix abbreviation M stand for?**

**What is the abbreviation for the prefix "centi"?**

**How many meters are in one decameter?**

**What is the measurement for mass per unit volume?**

**1 gram/mL is the density of what common substance?**

**What is used to express accuracy?**

**The closeness of measurements to the correct or accepted value is called what?**

**What term refers to the reliability, repeatability, or consistency of a measurement?**

**What is the volume, in cubic meters, of an object that is 0.25 m long, 6.1 m wide, and 4.9 m high?**

**A sample of a substance that has a density of 0.824 b/mL has a mass of 0.451 g. What is the volume of the sample?**

**A student measures the mass of a sample as 9.67 g. Calculate the percent error, given that the correct mass is 9.82 g. **

**How many significant figures are in 0.4004 mL?**

**Calculate the sum of 6.078 and 0.3329, with the answer in the correct number of significant figures.**

**Divide 94.20 by 3.16722 mL, with the answer in the correct number of significant digits.**