science test lab saftey, equiptment, microscopes 7th grade

Question 0

who is responsible

Answer 0

everyone

Question 1

what can you not do

Answer 1

no horseplay, pranks, practical jokes, eat or drink

Question 2

what do you do if their is a spill or break

Answer 2

notify the teacher immidietly

Question 3

eye protection rules

Answer 3

alwas wear gogles. if chemicals get in eye, tell the teacher immidietaly
and flush it in water for 15 minutes

Question 4

sharp object rules

Answer 4

when walking with a knife, walk with the tip down and cut away from yourself

Question 5

elecrtical saftey

Answer 5

do not place cord where someone can trip on it
no electricity near water
unplug all equiptment before you leave

Question 6

animal saftey

Answer 6

handle with teachers permision
treat them humanily
wash hands after

Question 7

heating saftey

Answer 7

tie back hair
never look in containeras you are heating
use metal tongs
never leave it unattended

Question 8

chemical saftey

Answer 8

read labels twice
dont toch taste or smell unless told to
transfer carefully

Question 9

hand saftey

Answer 9

if chemical gets on hand tell teacher and wash for 15 minuets
carry glasswere saffly

Question 10

plant saftey

Answer 10

do not eat plants

wash hands after

Question 11

how to use a fire extingusher

Answer 11

pull pin
aim hose at fire from 5-6 feet away
squeez handle
spread foam all over fire

Question 12

what to do if on fire

Answer 12

stop, drop, roll

Question 13

beaker

Answer 13

used for holding pouring
not for measuring volume
use beaker twice size of amount of water

Question 14

test tube

Answer 14

hold small amounts of substances
used to measure volume
heat substance using test tube mouth away from lab partner
only use small amounts of liquids

Question 15

test tube holders

Answer 15

used to hold test tube is it is to dangerous to touch
should not slide out of holders
should not be covering test tube

Question 16

test tube rack

Answer 16

used to organize test tubes 
keep test tubes upright to not spill
use correct size
do not get them to small
do not spill content if rack is to big

Question 17

forceps

Answer 17

use to hold samll object

do not use to hold over flame

Question 18

hot plate

Answer 18

used to keep substance warm for a lond period
carefully controll temperature of a substance
always use mits when operating

Question 19

what is a microscope for

Answer 19

seeing cells

Question 20

what type of microscope will we be using

Answer 20

compound

Question 21

parts of compound microscope

Answer 21

the stage
the clips
light under stage
low power lense, 4x
medium power lense, 10x
high powere lense, 40x

Question 22

adjustemnets on compound microscope

Answer 22

coarse adjustment, move slide up and down

fine adjstment, move stage up and down slightly

Question 23

magnification

Answer 23

uses two lenses
use low, medium, or high
ocular lense, adds 10x to total magnification of microscope