Questions by Igor Tkachenko

Questions by Igor Tkachenko

What is the speed of light through an unknown glass with an index of refraction of 2.2?

asked Nov 11, 2023

1 answer

3 votes

177k views

For a class presentation, Jin develops a model to describe why structural changes to genes affect proteins. He provides two groups of students with instructions on how to make a grilled cheese sandwich.

asked Oct 25, 2023

1 answer

3 votes

104k views

A spinner has three unequal sections: red, yellow, and blue. The table shows the results of Nolan's spins. Find the experimental probability of landing on each color. Enter your answers as simplified fractions.

asked May 21, 2023

1 answer

1 vote

20.0k views

What lasting impacts did World War I have on the world, the US, and Texas? Choose the best answers below.

asked Dec 9, 2022

1 answer

3 votes

67.4k views

Explain how the iron pipes change into rust?

asked Sep 13, 2022

1 answer

1 vote

103k views

So which one is it? a, b, c, or d? I NEED HELP ASAP NO STEP BY STEP NEEDED THANKS SO MUCH :)

asked Jul 27, 2022

1 answer

24 votes

117k views

Change the negative exponent to a positive exponent

asked Apr 14, 2022

1 answer

10 votes

151k views

Which two processes would most likely cause metamorphic rocks to change into sediments

asked Feb 1, 2022

1 answer

4 votes

199k views

Can you draw two squares that are not similar? Explain your reasoning.

asked Jan 17, 2022

1 answer

25 votes

54.6k views

Gas syringe bung chips 25 cm of dilute hydrochloric acid Which channes slow down the rate of reaction? Decrease the size of pieces of marble chips Decrease surface area of marble chips Inercase concentration

asked Dec 13, 2021

1 answer

4 votes

88.4k views

The fertile crescent followed the Nile and Euphrates rivers. was the key to the Roman Empire in classical times. was the location of the first city-states in the Middle East and the first large-scale agricultural

asked Oct 28, 2021

1 answer

5 votes

21.2k views

Use the figure for exercises 1-4 Name the intersection of plane S and line j

asked Oct 10, 2021

1 answer

4 votes

15.8k views

Read this excerpt from the Gettysburg Address by Abraham Lincoln and answer the question. We are met on a great battlefield of that war. We have come to dedicate a portion of that field as a final resting

asked Sep 11, 2021

2 answers

2 votes

224k views

What is the study of the way things should be, rather than how they are? macroeconomics macroeconomics normative economics normative economics positive economics positive economics microeconomics microeconomics

asked Jun 21, 2021

2 answers

1 vote

85.5k views

Read the poem. excerpt from "Ode: Intimations of Immortality from Recollections of Early Childhood" by William Wordsworth In this poem, Wordsworth conveys his belief that as people age, they lose sight

asked May 4, 2021

1 answer

2 votes

132k views

PLEASE HELP!!!!! The main purpose of the treaties with the Native American people is to: A. Make sure that the government can collect taxes from them B. Set up special tribal governments C. To protect

asked Apr 10, 2021

1 answer

4 votes

164k views

Given:f(x)=2x+5 and g(x)=

asked Feb 23, 2021

2 answers

3 votes

89.2k views

A user has reported that the company notebook is performing some random mouse actions requiring the user to make a lot of typing corrections. How can the technician solve the issue for the user?

asked Jun 6, 2020

1 answer

4 votes

153k views

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