Answer:
It is Distance (meters)
between seconds 3 and 4
Explanation:
I had this on my test last week
Answer:
(3) Rusting of almirah is a chemical change since during rusting, a new chemical compound called hydrated iron oxide (rust) is formed. ... (7) Making a fruit salad with raw fruits is a physical change since there is no change in the chemical properties of the fruits but only the physical appearance has changed.
Explanation:
I just got it right on my test
Answer: false
Explanation:
Solute is the substance that dissolves
Solvents is the substance that dilutes dissolve in to make a solution eg ocean water is a solution of salt and water
Water being the solvent and salt being the solute
A scientific theory changes when there is more information available about what the theory covers.
Answer:
B.secrete hormones directly into the bloodstream
