Questions by Qingfei Yuan

Questions by Qingfei Yuan

When a steel bar is subject to a tensile load, it increases in length up to a certain unit stress, the bar will return to its original length when the load is removed. what is this unit stress called?

asked Dec 1, 2024

1 answer

1 vote

138k views

What method of organizing a message begins with information familiar to the audience before moving to unfamiliar information? A. Step-by-step B. Whole-part-whole C. Simple-to-complex D. Known-to-unknown

asked Nov 24, 2024

1 answer

2 votes

15.7k views

What key items are you responsible for maintaining when it comes to the oven?

asked Nov 20, 2024

1 answer

0 votes

185k views

The image shows a topographic map. Smoot 450 Boggy Cr SHELTON RD Colorado River 450 450 Mark this and return NIXON LN 450 Which area has the greatest elevation difference? O close to Nixon Lane O in the

asked Aug 2, 2024

1 answer

5 votes

57.6k views

Which term describes a substance made up of atoms of two or more different elements joined by chemical bonds? a) Molecule b) Element c) Compound d) None of the above

asked Jul 13, 2024

1 answer

0 votes

41.1k views

A room becoming disorganized as it is used is an example of the law of thermodynamics a) The law of conservation of energy b) The law of conservation of mass c) The first law of thermodynamics d) The

asked Jun 8, 2024

1 answer

3 votes

120k views

An OSHA inspector finds that a restaurant owner does not have proper anti-slip mats in the kitchen and food prep areas. The inspector is likely to issue____citation. This citation carries: a) A penalty

asked Apr 14, 2024

1 answer

5 votes

233k views

FILL IN THE BLANK The peak heart rate following smoking marijuana is reached _________.

asked Mar 26, 2024

1 answer

1 vote

144k views

Question 1 (5 points) Solve the following system of equations using the elimination method. × - y= 11 2x y= 19 • A) (-9,6) • B) (10,-1) • c) (-3,9) O D) (-10,2)

asked Mar 25, 2024

1 answer

0 votes

136k views

I inserted a picture so it can be more clear. This is for Algebra 2, Unit 2

asked Nov 11, 2023

1 answer

1 vote

8.4k views

Could CaCl2 melt ice at -20°C? Assume that the solubility of CaCl2 at this temperature is about 50.0 g/100.0 g of H2O and that the van 't Hoff factor for a saturated solution of CaCl2 is 2.50. (Kf for

asked May 27, 2023

1 answer

7 votes

11.7k views

Use the following information to determine cos(2x). cos(x)=3/5 and sin(x) is negative

asked Apr 11, 2023

1 answer

0 votes

50.4k views

14,219.92 The 9 in the ones place is _______ the value of the 9 in the tenths place.

asked Dec 9, 2022

2 answers

4 votes

133k views

A 42 cm long solenoid, 1.8 cm in diameter, is to produce a 0.030 T magnetic field at its center. If the maximum current is 4.5 A, how many turns must the solenoid have?

asked Oct 28, 2022

1 answer

7 votes

147k views

Which two dimensial shape can be roatated about one of its edges to create a cone

asked Apr 28, 2022

2 answers

1 vote

71.2k views

What does the declaration of independence say about equality.

asked Apr 17, 2022

1 answer

4 votes

129k views

Classify the energy sources as renewable or nonrenewable

asked Mar 2, 2022

2 answers

1 vote

46.4k views

Describe two things that would happen in an ecosystem if there were no unicellular organisms.

asked Jan 12, 2022

1 answer

0 votes

47.9k views

Help!! need to find the area

asked Jan 9, 2022

2 answers

5 votes

95.2k views

1. What was the population of Texas in 1836?

asked Jan 2, 2022

1 answer

19 votes

101k views

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