3. If a compound has a flammability rating of 3 or 4. what are the precautions that are necessary if that compound is used? Which pictogram would be on the SDS sheet?

i think the answer is terrae but not 100 percent sure. ▓▬▬ §

for step 7 table c on the lab "newtons law of action"   the average time it took the car to travel .25 meters   was 1.92 seconds.

the average time it took the car to travel 0.50 meters was 2.61 seconds

hope this : )