Chapter 1 Test

the symbol ± is used to represent what?

• plus

• minus

• uncertainty

• division

What are the five steps to the scientific method in the order we learned in class?

• observation, question, hypothesis, experiment, conclusion

• data, hypothesis, observation

• experiment, hypothesis, conclusion, observation, question

• question, experiment, conclusion

What is the formula for area of a square?

• height - width

• length x width

• circumference x 3.14

• length / width

A student measures the mass of an object to be 13.78g. The actual mass is 8.64g. Calculate the % error.

• 80%

• 34.2%

• 60%

• 59.5%

What is the density of a block that has a mass of 75.355g and a volume of 22.0mL?

• 0.292 g/mL

• 3.43 g/mL

• 5.42 g/mL

• 3.425 g/mL

Which one is a larger value: 1 decimeter or 1 dekameter?

• decimeter

• dekameter

convert 150 g to mg.

• .000150mg

• .000000150mg

• 150,000mg

• 15,000mg

How many significant figures are in 28,400?

• 5

• 2

• 1

• 3

What is the correct order to convert our metric units?

• GOBIRDS

• KDBHDCM

• KHDBDCM

• MCDBDHK

What is 200L/min in mL/sec?

• 3,000

• 1,567

• 9,000

• 6,000