Why is it important to wear gloves when handleing chemicals?
100
True.
Dust and soot are gas pollutants.
100
3. Clamp
The test tube is very hot. Don't use you're fingers to pick it up use a ____ instead.
1 Test tube holder.
2. Test tube clamp.
3. Clamp
100
Rain,Sleet and snow
Acid Rain can be in the form of ____,____,____ or any other kind of precipitation.
200
smog is heavy polluted clouds
What is smog?
200
you could be a danger to you're self and others.
why is it important not to horseplay in the lab?
200
True.
Acid Rain kills fish.
200
4 Petri Dish.
using a wet piece of bread, you wipe the water fountain. now you want to grow mold. place the bread into a _______ and wait a few days to see what happens.
1.Test tube.
2. evaporating dish.
3. florence flask.
4. Perti Dish.
200
Sulfurous
Most acid rain is caused by _____ acid.
300
By polluting it with toxic fumes
How do cars damage the enviromnet?
300
report it to the teacher, no matter how small
what should you do if you recive an injury?
300
False
Smog is harmless.
300
2. Bunsen Burner.
There's no stove in the science lab, What would you use to heat up water?
1. Striker/flint.
2. Bunsen Burner.
3. test tube.
300
coal,oil and gasoline.
fuels burned for energy include ____,____ and _____
400
by the suns radiation
how do greenhouse gasses make the earth warmer?
400
becasue it's important to know what kind of chemicals you're dealing with, and how to treat injuries.
why is it importnat to know W.H.M.I.S symbols?
400
False.
Carpolling does not redue air pollution.
400
3. Striker/flint.
Instead of using a lighter or matches, use a _____ to ignite gas.
1. Bunsen Burner.
2. Matches.
3. striker/flint.
400
Pollution
any substance that harms the environment is ______
500
fossil fuels, like oil and coal and being burned in cars and factories, releasing carbon.
why is air pollution taking place?
500
Workplace Hazards Material Information Sheet.
What is W.H.M.I.S
500
True
Air pollution can Irritate you're eyes and lungs.
500
2. Mortar&pestle.
you are to crush Tums For an experiment. you first put the Tums into a ____ and use the _____ to crush the tablet.
1. Striker/flint
2. Mortar&Pestle.
3. Test tube.
500
water vapor and acid rain
Sulfer dioxide and nitrogen oxide gas combine with _______ to produce _____