Answer:
B. The particles that make up material B have more mass than the
particles that make up material A.
Explanation:
Answer:
Based off the word "conserved" I would say
A. Conservation of Momentum.
Explanation:
The gravitational potential energy
gpe = mgh

Some of the challenges are the unpredictable fish and the risk of scratching againest coral or drowning for not focusing on your oxygen tank.