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Science Questions and Answers (Q&A)

What is the scientific name of corn?
Matz Lewis Clark, College student
Answered: Dec 12, 2018
The scientific name of corn is “Zea mays”. Corn belongs to the:
Kingdom: Plantae, Division: Magnoliophyta, Class: Liliopsida, Order: Poales, Family: Poaceae, Genus: Zea and the...Read More

3 Answers

1830 views
Which instrument is used to measure temperature?
D. gray, Builder
Answered: Apr 04, 2019
The answer to this is B. The thermometer is mainly used in order to measure the temperature of different objects. People normally use the thermometer to check their current temperature. A...Read More

3 Answers

1674 views
How much atmospheric pressure can the human body take?
W. Mocroft, Philanthropist
Answered: Nov 23, 2018
Humans survive a range of atmospheric pressures. Provided there is pure oxygen available, a human can still breathe in around 12.2 % sea level air pressure. At the other extreme, the normal...Read More

2 Answers

1599 views
What is the study of stars called?
E. Dixon
Answered: Sep 30, 2020
The correct answer to this question is astronomy. This field of study was discovered by Nicolaus Copernicus. Astronomy combines a number of other subjects, including chemistry, math, and physics....Read More

4 Answers

1161 views
What is the amount of matter in an object?
Skhatian
Answered: Nov 29, 2020
Mass

1 Answer

1068 views
How do you separate iron filings from talc powder?
Parochand
Answered: Nov 29, 2020
Using an iron magnet
Magnet
Iron magnet
Use of iron magnet

1 Answer

879 views
How does excitatory postsynaptic potential (EPSP) in a typical neuron occur?
C.Dorothy
Answered: Apr 18, 2018
A voltage change from -70 mV to -69.5 mV
In neuroscience, an excitatory postsynaptic potential (EPSP) is a postsynaptic potential that makes the postsynaptic neuron more inclined to...Read More

2 Answers

778 views
What is the difference between gasoline and petrol?
C. Reyes
Answered: May 15, 2018
There really is no difference between gasoline and petrol. Both words refer to the same thing which is the fuel that is used in an internal combustion engine. In the United States and Canada,...Read More

2 Answers

670 views
What is the difference between Fact and Myth?
Matz Lewis Clark, College student
Answered: Jun 07, 2019
A fact is something that has been deemed truthful based on some scientific studies. A myth is something that is not proven to be true at the present time. Some even say that a myth is not true at...Read More

1 Answer

597 views
What is the name of a scientist who studies weather?
Wyatt Williams
Answered: Nov 29, 2020
A meteorologist

1 Answer

492 views
Which of the following is not a good heat insulator?
Alas kajim
Answered: Nov 29, 2020
Iron

1 Answer

485 views
Which level of organization completes a series of tasks?
Malcolm Carneal, Digital Nomad
Answered: Jun 27, 2019
The correct answer to this question is organ system. As the name suggests this system is made from a group of organs. These organs work together to carry out functions in the body. There are...Read More

2 Answers

466 views
What do the arrows in this diagram represent?
Chapstick
Answered: Nov 29, 2020
The transfer of energy

1 Answer

460 views
Which three are valid declarations of a float? 1. float f1 = -343; 2. float f2 = 3.14; 3. float f3 = 0x12345; 4. float f4 = 42e7; 5. float f5 = 2001.0D; 6. float f6 = 2.81F;This...
Aichaturvedi
Answered: Nov 29, 2020
1,3,6

1 Answer

454 views
What is the name of the instrument that measures temperature?
L. Brett, Sales Manager
Answered: Nov 27, 2018
A thermometer measures a person/s body temperature. This might be under the tongue or under the arm in the armpit/ Don't get thermometer mixed up with a tempometer. Best write it as tempo meter,...Read More

3 Answers

445 views

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