Questions by Nick Zhang

Questions by Nick Zhang

During the investigation of a murder case, the police found a few bloodstains on the body of the victim, a few bloodstains on the wall nearby and a few hair follicles by the victim. How could this evidence

asked Jul 3, 2021

1 answer

5 votes

115k views

1 Why did people come from Europe to the 13 colonies? А They wanted religious freedom and a better way of life. B They wanted to live near relatives. C) They wanted to go for a vacation. D They wanted

asked May 4, 2021

2 answers

5 votes

64.0k views

Mixture of sediments deposited by a glacier

asked May 4, 2021

2 answers

2 votes

57.9k views

The following are the ages (years) of 5 people in a room: 14, 14, 18, 18, 22 A person enters the room. The mean age of the 6 people is now 16. What is the age of the person who entered the room?

asked Apr 16, 2021

1 answer

3 votes

31.6k views

When water fills a submarine’s flotation tanks, what happens to the submarine? The buoyant force is reduced. Its overall density decreases. Its overall density increases. Its overall density stays the

asked Apr 9, 2021

1 answer

4 votes

207k views

Who became a convenient trade center and grew more rapidly than any other city in the world at that time

asked Feb 27, 2021

1 answer

3 votes

207k views

A 2.3-in-diameter steel rod 3 ft long is used between two immovable (rigid) walls. The rod is welded to the two walls at each of its two ends. The ambient temperature increases by 123 °F. The modulus of

asked Dec 25, 2020

1 answer

3 votes

90.9k views

Which of the following enzymes is used to make radioactively labeled DNA? A. DNA nuclease B. DNA phosphatase C. DNA polymerase D. DNA ligase

asked Jul 23, 2020

1 answer

3 votes

24.3k views

Of these events in “Top if the Food Chain,” which happens first? A. Cats die from eating the bodies of infected geckos. B. A species of wasp that eats caterpillars is killed off. C. Villagers’ roofs collapse

asked Apr 23, 2020

2 answers

1 vote

78.3k views

Page:

Search QAmmunity.org