Answer:
1 and 2
Explanation:
when we r adding chlorine to water
the water is clean
Answer:
letter D.
Explanation:
it shows a pattern for determining the side of lengths of a triangle yeah the triangle had a model and a length
They are both sources of power for objects that people use.
Answer:
45 meters
Explanation:
If it takes the slug 20 minutes to travel 15 meters, you multiply the 15 by three to get the distance for 60 minutes.
Answer:
minerals
Explanation:
coal is made from decomposing matter
