1) You get a graduated cylinder and fill it with water
2) Then You add sand and then add salt
3) You will notice that the sand and salt immediately fall to the bottom that is because their density is greater than water.
Answer:Acoustic Neuroma (Vestibular Schwannoma)
Explanation:An acoustic neuroma is a noncancerous brain tumor that develops on the nerve that runs between the inner ear and the brain. Also called vestibular schwannomas, acoustic neuromas develop in cells known as Schwann cells. The primary symptoms of vestibular schwannoma are unexplained progressive unilateral hearing loss and tinnitus(the perception of sound when no external corresponding sound is present) and vestibular (disequilibrium) symptoms.
Answer:
Carrying Capacity
Explanation:
The definition of carrying capacity in relation to biology is, "the number of people, other living organisms, or crops that a region can support without environmental degradation."

Explanation:
When male and female comes to contact by initial connection between sex organs, the sperm (male gamete) enters through the vagina and gets fuses with an ova (egg- female gamete) which results in the process of fertilization (fusion of male and female gamete). This fertilized egg gets implanted to the Uterus (elastic bag like structure) which helps to the complete development of the foetus (baby).
Answer: D
Explanation:
A positive feedback loop occurs in nature when the product of a reaction leads to an increase in that reaction.
In choice D melting of sea ice opens more ocean to sunlight which causes more ice to melt which demonstrated a positive feedback loop.