First, you mix the salt and sand with water, so the salt dissolves. Next, you filter the sand out, so you have the slat water and sand separated. Then, you evaporate the water, leaving the salt behind.
Answer:
Burning wood
Explanation:
the fire releases heat into the air from the burning wood
Which of the protist is the most complex organism ?
A) paramecium
<u>B) amoeba
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C) Euglena
D) Volvox
Answer:
When energy is removed in liquid water then it will solidify since heat is given off by the system to its surrounding. It is an exothermic process where the enthalpy decreases since heat is taken off. So liquid water becomes ice in an exothermic process.
Explanation: