Lab safety and metric review

Goggles should be worn

• around your neck in case you need them

• on the top of your head

• on your eyes at all times

• never because accidents won't happen

If an acid is splashed on your skin, wash at once with

• plenty of water

• oil

• soap

• a weak base

_____is calculated by dividing the mass by the volume

• length

• mass

• volume

• density

Length is

• the amount of matter an object contains

• distance

• the amount of space an object takes up

• the amount of "stuff" in a given space

Horseplay or practical jokes in the lab are

• okay if you are working alone

• okay

• not dangerous

• always against the rules

You have been injured in the lab. First you should.....

• see a doctor after school

• apply first aid yourself

• tell the science teacher at once

• visit the school nurse after class

Volume is

• the amount of matter an object contains

• distance

• the amount of space an object takes up

• the amount of "stuff" in a given space

300 cm = _______________m

• 3 m

• 30 m

• .3 m

• .03 m

67.9 km = ___________m

• 679 m

• 6790 m

• 67,900 m

• .0679 m

What is the volume of the liquid in the graduated cylinder on the whiteboard?

• 34 mL

• 36 mL

• 30 mL

• 32 mL