Answer:How long each heart beat are apart
Explanation:
the vein isnt conected to ur heart :P
Answer:
Options 2, 3 and 4
Explanation:
Options 2, 3 & 4 are also mentioned at tge end of the cycle; hence it means that a star can become a supernova, black hole or a neutron star at the end of its evolution.
I hope i helped you; if I did kindly do mark me as brainliest <3
Gravity causes all types of mass movement. Mud-flows, landslides, creeps, and <span>slumps can all be causes by gravity.</span>
