Answer:
if you add a neutron to lithium-7 it becomes a compound nucleus of lithium-8
Answer:
customary Is the required system
Answer:
The change was physical, meaning it went from liquid to solid, or the other way around.
Explanation:
Answer:
Dolphins use a method called echolocation to detect things such as obstacles and prey in the water. If a dolphin swimming in seawater at 25°C sends a 220-dB click with a frequency of 120.0 Hz, and then detects the reflection of the click exactly one-twentieth of a second later, approximately how far away is the object?
