The frequency of swings is 12 ans the perios of swining is 3 min.
Answer:
It is classified as a pure substance
Explanation:
Oxygen is a gas present in the atmosphere in the pure elemental form.
Answer:
20 seconds
Explanation:
if hes travelling to get to 300 meters, you have to divide the distance(300) by time (15) to get your answer of 20 seconds
Answer:
A compound is a pure substance that is composed of elements chemically bonded in definite proportions. A compound can be broken down into simpler substances only by chemical reactions, such as electrolysis. A solution is a homogeneous mixture, meaning that it is the same throughout.
Explanation:
.
