Questions by Ali Hesari

Questions by Ali Hesari

There would be no ocean life without _____?

asked Jan 15, 2021

2 answers

1 vote

9.8k views

Scientists conduct experiments to collect evidence. Which of the following is the best definition of the word experiment as used by scientists? A. a structured test of a hypothesis B. the formation of

asked Dec 18, 2020

2 answers

1 vote

187k views

Hemoglobin is a protein in red blood cells that carries oxygen from the lungs to body tissues. People with hemoglobin levels less than 12 g/dl are anemic. A public health official in Jordan suspects that

asked Nov 3, 2020

1 answer

4 votes

28.5k views

What is an emission spectra and how would you view one?

asked Jul 22, 2020

1 answer

4 votes

218k views

In a box of crayons, 24% of the crayons are blue. There are 48 blue crayons in the box. Select from the drop-down menu to correctly identify the total number of crayons in the box. The total number of

asked Apr 12, 2020

2 answers

0 votes

187k views

Simplify. y^-3 ............

asked Mar 26, 2020

1 answer

4 votes

159k views

Which of the following animals from the article tundra are falsely known as "suicidal rodents? a.short-tailed weasel b.quoll c.lemming d.hare

asked Sep 24, 2019

2 answers

0 votes

106k views

Which is not a vector quantity? a. displacement b. velocity c. time d. acceleration

asked Jun 11, 2019

1 answer

2 votes

70.2k views

Pasteur placed broth in a special type of flask that allowed air to enter and exit. Then, he heated the broth and flask, so they no longer contained any bacterial cells. Finally, after observing the flask

asked May 7, 2019

2 answers

4 votes

96.4k views

Which of the following empires conquered the people of Judah in 63 B.C.

asked Apr 19, 2019

2 answers

5 votes

124k views

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