V = 10 m/s
S=10km = 10000m
t = ?
v = S/t
t = S/v
t = 10000 m / 10 m/s
t ≈ 1000s = 16,67 min
Answer by YourHope:
Hi! ^-^
At what age is a child likely to learn to sit up without support?
I would say Five months if you position the child but Nine months for the baby to sit up by themselves! So the answer is Nine months!
Have a BEAUTIFUL day~
<span><span>Use the periodic table and your knowledge of isotopes to complete these statements.
When polonium-210 emits an alpha particle, the child isotope has an atomic mass of </span><span> ⇒ 206</span>.</span>
<span><span>I-131 undergoes beta-minus decay. The chemical symbol for the new element is </span><span> ⇒ Xe</span>.</span>
<span><span>Fluorine-18 undergoes beta-plus decay. The child isotope has an atomic mass of </span><span> ⇒ 18</span>.</span>
Answer:
Potentiation, habituation, and sensitization are three ways in which stimuli in the environment produce changes in the nervous system.
