Answers by Kevin Py
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Answers by Kevin Py

Answers by Kevin Py
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Why is the inner core made from solid metal, while the outer core is made of molten metal? A. The temperature of the inner core is higher than the outer core B. The temperature of the inner core is lower
answered Nov 18, 2023
3 votes
76.2k views
Has air pollution been solved anywhere ?
answered Oct 13, 2023
2 votes
40.7k views
The length of a rectangle is 5 inches more than the width. The perimeter is 22 inches. Find the length and width
answered Jul 4, 2023
1 vote
115k views
You place $325 in a savings account. You earn $19. 50 in interest at a rate of 3%. How long did this take?
answered Jun 17, 2023
14 votes
49.3k views
What is eco-tourism? ​
answered Jan 15, 2023
9 votes
93.5k views
3 time the sum of a number and 5 ​
answered Sep 20, 2022
10 votes
231k views
Elements cannot be broken down into simpler substances by chemical change. True or False?
answered Sep 8, 2022
4 votes
227k views
The election committee for a candidate running for mayor randomly selects 100 women to complete a telephone survey. The women are asked to identify which mayoral candidate they are most likely to vote
answered Aug 15, 2022
0 votes
178k views
Which area did the United States acquire in the 1840s, and how did it acquire the land? 1. Andrew Jackson purchased the Florida Territory from France. 2. The United States purchased Hawaii from France.
answered Aug 13, 2022
2 votes
24.2k views
If you are writing a complete sentence, you don't necessarily have to have adverbs pronouns adjectives Any of these
answered Jul 15, 2022
4 votes
63.8k views
0•1/91+1/1+1•1/91+2•1/91+...+90•1/91 pls help!!
answered Mar 16, 2022
4 votes
78.6k views
Determine the molarity of the sodium ions when 78.0 g Na2S is dissolved in water for a final volume of 1.0 L.
answered Mar 5, 2022
2 votes
50.9k views
What is the value of this expression when g = 5 and h = 1? 3 index square root 2g-2h+g A. 13 B. 16 C. 9 D. 7
answered Feb 13, 2022
6 votes
11.1k views
Why was Standard Oil referred to as a “corporation of corporations?” because Rockefeller and his partners made all of their businesses a part of the Standard Oil Trust because Standard Oil controlled all
answered Jan 22, 2022
0 votes
33.8k views
What number repersents the subscript 5H2
answered Jan 17, 2022
2 votes
108k views
Sapphire has an index of refraction of 1.77. The critical angle for sapphire in air with an index of refraction of 1.0 is _____ degrees.
answered Dec 10, 2021
5 votes
93.7k views
A study of romance novels found four different types of heroines predominated: the cold professional, the emotionally scarred, the romantic dreamer, and the self-sacrificing martyr. This study is most
answered Dec 7, 2021
2 votes
26.0k views
Which of the following describes various supporting sturctures for implementing security that provides a resource of how to create a secure IT environment? (choose all that appy) a. regulatory frameworks
answered Oct 18, 2021
6 votes
107k views
There is a total of 15 students in the park. Twelve of the students are riding their bikes. What is the ratio of students riding bikes to those who are not riding bikes? * A. 4:1 B. 3:5 C. 4:5 D. 5:4 Which
answered Oct 15, 2021
3 votes
47.6k views
Please help me :( Jill, Grace, and Billy shared pennies in the ratio 2 : 4 : 4. They had a total of 120 pennies in all. How many pennies did Jill receive? 2 pennies 24 pennies 48 pennies 60 pennies
answered Jul 31, 2021
4 votes
75.4k views
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