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Which technique did B. F. Skinner introduce to change a patient’s unwanted behavior by positive reinforcement or punishment? A. classical conditioning B. operant conditioning C. systematic desensitization
asked
Oct 10, 2021
Physics
high-school
2
answers
2
votes
97.7k
views
Which are the most common producers in aquatic ecosystems? a - bacteria b -algae c -fish d -plants
asked
Oct 9, 2021
Physics
middle-school
1
answer
4
votes
108k
views
Can someone send me all the notes for 9th grade english honors unit 3 (edginuity)?
asked
Sep 14, 2021
English
high-school
1
answer
4
votes
182k
views
Whenever the Parliament clashed with their monarch, the king would get his way by suddenly convening Parliament in a remote, unreachable part of the country. Without a proper quorum of members, the king
asked
Aug 25, 2021
English
high-school
2
answers
1
vote
13.5k
views
A rectangle has a width of 2x + 1 and a length of 6X which expression describes this area
asked
Aug 4, 2021
Mathematics
high-school
1
answer
5
votes
10.9k
views
Mr. Bloop can high jump 5.75 feet. How far short is that of Charles Austin's record of 7 ft 10 in?
asked
Jul 5, 2021
Mathematics
high-school
1
answer
3
votes
25.6k
views
All sonnets have certain things in common such as a particular end rhyme pattern, fourteen lines, a volta, and meter that is iambic pentameter. * true false
asked
May 24, 2021
English
middle-school
2
answers
0
votes
173k
views
What is the term for the 200 year period time when Europe was discovering the world A) the Middle Ages B) the age of discovery C) the dark ages
asked
May 3, 2021
History
college
2
answers
3
votes
83.3k
views
Which graph represents an exponential function
asked
Apr 8, 2021
Mathematics
college
1
answer
4
votes
20.3k
views
An alka-seltzer tablet contains 324 mg of aspirin (c9h8o4), 1904 mg of nahco3 and, 1000. mg of citric acid (h3c6h5o7). (the last two compounds react with each other to provide the "fizz," bubbles of co2,
asked
Nov 10, 2019
Chemistry
high-school
2
answers
0
votes
131k
views
The United States faced threats from which of the following in the 1780s? A. Great Britain B. Spain C. France D. Mediterranean pirates
asked
Jul 18, 2019
History
middle-school
2
answers
5
votes
49.6k
views
The recovery of acidic lakes in the northeastern united states and eastern canada is largely the result of
asked
Apr 11, 2019
History
high-school
1
answer
3
votes
149k
views
Factor the expression. d^2 + 10d + 25
asked
Dec 13, 2018
Mathematics
college
2
answers
0
votes
79.0k
views
In order to calculate momentum we must have the object's (2 points) mass and velocity. speed and velocity. acceleration and mass. speed and acceleration.
asked
Jun 19, 2018
Physics
high-school
2
answers
3
votes
213k
views
Simplify. 3 square root of -27n^27 A. 3n^3 B. -3n^3 C. -3n^9
asked
Mar 11, 2018
Mathematics
high-school
2
answers
2
votes
48.3k
views
What were the primary purpose of state militias? a. To protect states from the federal government and each other b. To provide emergency support during natural disasters c. To protect from attacks by Native
asked
Nov 27, 2017
Advanced Placement (AP)
high-school
2
answers
5
votes
19.9k
views
What is an antonym for the adjective grave? a. happy and light-hearted. b. serious and solemn. c. tired and exhausted. d. deathly.
asked
Jun 18, 2017
English
high-school
2
answers
4
votes
103k
views
The atmosphere and oceans are in constant motion. This is because _____.
asked
Apr 6, 2017
Physics
high-school
2
answers
1
vote
123k
views
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