Answer:
D. Strong nuclear force, electrostatic force, weak nuclear force, gravitational force
If I'm correct, the crater is actually a circular-shaped area around the volcano's central vent. My answer is false
Answer:
B. flourine
Flourine is the 9th element in the periodic table
Answer:
A. The red side is acidic.
B. Because it has more positive hydrogen ions.
C. The blue side is basic.
D. Because it has more negative hydroxide ion.
DO STUFF!!! XD but really you would record there heartbeat per minute and record there normal rate and the rate watching sports!
