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1. An electric light bulb is 80% efficient. If it uses 300J of electrical energy how much light energy will it produce ? What happens to the rest of the energy ? 2. A small pulley is used to lift a load
answered
Dec 27, 2023
Physics
high-school
0
votes
61.4k
views
Which of the following is equivalent to 7(a + 4) + 15? 7a + 43 7a + 19 7a + 60 28a + 15
answered
Nov 8, 2023
Mathematics
high-school
5
votes
197k
views
HELP MOI MATH WORK=IMPOSSIBLE PLEASE
answered
Sep 9, 2023
Mathematics
high-school
9
votes
76.0k
views
Which property of an element decreases as you proceed from left to right across a row on the periodic table?Select one:a.ionic radiusb.atomic radiusc.ionization energyd.electron affinity
answered
Jul 1, 2023
Chemistry
college
2
votes
26.0k
views
How would you do this problem
answered
Jun 19, 2023
Mathematics
high-school
14
votes
34.9k
views
Please answer immediately!!! Please!!! 1. what are some examples of effective critical thinking skills? 2. What are some examples of effective problem-solving skills? 3. How do you define integrity? 4.
answered
May 30, 2023
English
high-school
11
votes
5.5k
views
Evaporation happens in the Dead Sea and other bodies of salt water (like the oceans) as part of the water cycle. What fuels evaporation in bodies of salt water?
answered
Apr 18, 2023
Geography
middle-school
3
votes
152k
views
What do scientists call the temperature at which condensation will begin? A. condensation time B. cloud point C. fog level D. dew point
answered
Nov 8, 2022
Biology
high-school
2
votes
114k
views
2 A B ะก D The refractive index indicates the amount of bending of light between two media. Which medium has the highest refractive index? *
answered
Aug 22, 2022
Physics
college
3
votes
222k
views
Freddie is walking for a charity at a constant rate. After two hours, Freddie has walked 4 miles. At 4 hours, he had walked 8 miles. Write an equation to find the total distance, y, after x hours. How
answered
Aug 13, 2022
Mathematics
college
4
votes
203k
views
An individual with a personality disorder is usually too trustful of other people. Please select the best answer from the choices provided T F
answered
Aug 7, 2022
Biology
college
3
votes
102k
views
Plzzzzzzzzzzzzz help
answered
Jul 12, 2022
Mathematics
middle-school
4
votes
120k
views
2. What is the value of f(x)=2/3x+1/4 when x=6
answered
Jun 23, 2022
Mathematics
high-school
6
votes
217k
views
Which of the following describes an activity of an entrepreneur
answered
May 23, 2022
Social Studies
high-school
1
vote
136k
views
Use algebra to explain how you know that a rectangle with side lengths one less and one more than a square will always be 1 square unit smaller than the square. 2. What is the difference in the areas of
answered
Jan 30, 2022
Mathematics
college
12
votes
204k
views
The United States military is the largest employer of full-time musicians. True False
answered
Nov 17, 2021
History
middle-school
3
votes
60.0k
views
Which best explains how the law of demand affects consumers? It helps consumers know when prices are going down. It helps consumers know when prices are going up. oli helps consumers tell producers when
answered
Nov 8, 2021
Business
college
4
votes
202k
views
You are dealt one card from a 52- card deck. Find the probability that you are not dealt a six
answered
Jun 7, 2021
Mathematics
middle-school
3
votes
65.2k
views
In the following Earliest Start Time (EST) graph, assume each unit of time is an hour. How long does it take to do just task E? 4 6 8 14
answered
Jan 5, 2021
Mathematics
middle-school
5
votes
100k
views
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