Answer:
Acids have a pH less than 7. Acids contain lots of hydrogen ions
Alkalis have a pH greater than 7. Alkalis contain lots of hydroxide ions
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Rise, decrease, away from ocean, towards land
Answer:
D. The sun has less gravitational pull on Pluto because it is farther away.
Answer:
Bowling Ball
Explanation:
The bowling ball has the highest gravitational potential energy because the height at which it will fall is the highest of the rest objects on the table.