That's a physical change. There are no chemicals reacting with each other, it's the simple presence of concentration of food colouring and oil in water that changes its appearance.
Answer: Rip was asleep and the people kept wondering he was a spy from England.
Explanation: Washington Irving's story "Rip Van Winkle" that tells the story of how the United States was established when Rip Van Winkle was asleep for two decades. Rip was asleep and the people in the town wondered if he was a spy sent from England. Later, when he returned to his town finally, it was an old woman that recognized him. When Rip informed the town what had happened, old Peter Vanderdouk was consulted and he confirmed that it is true that the Kaatskills are haunted. Rip rip was asleep when United States had been to war and eventually got her independence.
A: israeli occupation of palestinian territories
<span> </span>To
complete the sentence above, it should be read as the following—In the United States
House of Representatives, floor debate is more open than of the Senate by which
members can’t vote electronically and that there is an unlimited amendments to
bills.