Recent activity by Lei Hao

Question

Fossils indicate that crocodiles and sharks have remained relatively unchanged for millions of years. Does this indicate that they are no longer subject to natural selection?

answered Dec 13, 2024

1 answer 87.4k views

How many electrons does an atom generally need in its outer level to be the most stable? What is the name of this rule? What are these electrons called?

answered Nov 18, 2024

2 answers 228k views

Consider the set of points: {41, 42, 43, 44, 45, 46, 47, 48, 49, 50}. Determine the set of points at which the function is continuous. A. 41 B. 42 C. 43 D. 44

asked Nov 8, 2024

1 answer 132k views

The manager reviews the following sheet for a dairy refrigerator at 9:00am Wednesday: The initial action should be: a. discard the products immediately b. check the temperature of the products c. review

asked Nov 2, 2024

1 answer 30.2k views

How does the National Pressure Ulcer Advisory Panel prefer to refer to skin breakdown? a. Bed sores b. Pressure ulcers c. Decubitus ulcers d. Decubiti

answered Oct 10, 2024

1 answer 158k views

A 20.0 g bar of an unknown metal is heated to 200.0 °C, then placed in 100.0 g of water at 20.0 °C. The final temperature of the water is 27.4 °C. Calculate the specific heat capacity of the unknown metal.

asked Sep 22, 2024

1 answer 50.3k views

Triangles are ST and XYZ or similar triangles what is the length of RT if XZ=8 ST=30 and YZ=12

answered Sep 12, 2024

1 answer 102k views

you begin to separate the two balloons. You do work on the balloons, so your energy decreases. Where does your energy go?

asked Aug 1, 2024

1 answer 61.0k views

Choose one of the following environments: an area on the fringe of a hot desert or a cold environment. For your chosen environment, assess the importance of management strategies used.

asked May 12, 2024

1 answer 130k views

What type of health insurance option did Barack Obama sign into law? OA. Private Health Care OB. Mandatory Insurance C. Single-Payer System D. Public-Option

asked Apr 15, 2024

1 answer 155k views

What does it look like on a score sheet when a libero serves?

answered Feb 26, 2024

1 answer 224k views

What special tests are done for a pulmonary embolism? a) D-dimer, CT angiography, ventilation/perfusion scan b) Troponin levels, echocardiogram, stress test c) Coagulation panel, chest X-ray, spirometry

answered Jan 24, 2024

1 answer 214k views

The area of the triangle below is 1\20 square feet. What is the length of the base?

answered Sep 25, 2023

1 answer 218k views

If 2 √11 = √x find the value of x

asked Sep 19, 2023

1 answer 51.2k views

Math Table Functions help ;-;

answered Sep 2, 2023

2 answers 182k views

7th Grade Math: A library keeps track of the number of overdue items at the end of each month. * At the end of April, there were x overdue items. * At the end of May, the number of overdue items was 3%

answered Aug 20, 2023

2 answers 27.3k views

Kwan had 16 3/4 inches of wire. He cut of 4 2/4 inches of wire to use in a craft project how much wire does kwan have left

answered Jun 23, 2023

2 answers 56.4k views

Which of the following marks the movement of a country into Stage 2? A slowing in the birth rate A rising death rate A falling death rate A low stable birth rate A falling birth rate

asked Jun 20, 2023

1 answer 61.9k views

1.Choose the word most nearly opposite in meaning to pragmatic *irrational * impractical * exuberant * realisbc

asked Jun 1, 2023

1 answer 88.5k views

I don’t have a question but both of the answers are wrong i just did it right now and i got it wrong but it said the answer is 6

answered Apr 13, 2023

2 answers 109k views

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