subject
Advanced Placement (AP), 05.03.2021 21:10 RIZGT500

Madison did an experiment to learn about electromagnets and permanent magnets. She used a nail wrapped with a copper wire attached to a battery. She also used a long bar magnet. To test the strength of the two magnets she tried to pick up steel paper clips to form a chain.

ansver
Answers: 3

Another question on Advanced Placement (AP)

question
Advanced Placement (AP), 27.06.2019 12:20
In a recent telephone survey, 5,000 randomly selected teenagers were asked to cite their primary social network site. six of 10 teenagers said they use mybook as their primary social network site. a 95% confidence interval to estimate the true proportion of teenagers who use mybook as their primary social network site is found to be (0.2964, 0.9036). which of the following is a correct interpretation of the confidence level? ninety-five percent of all samples of this size would yield a confidence interval of (0.2964, 0.9036). there is a 95% chance that the true proportion of teenagers who use mybook as their primary social network site is in the interval (0.2964, 0.9036). ninety-five percent of the time, the procedure used to generate this interval will capture the true proportion of teenagers who use mybook as their primary social network site. ninety-five percent of all the samples of size 5,000 lie in the confidence interval (0.2964, 0.9036).
Answers: 3
question
Advanced Placement (AP), 27.06.2019 13:00
The arctic is a cold deset biome, which one of the answers is not correct? a) animals in cold deserts burrow to get out of the harsh climates. b) vegetation in cold deserts is normally shallow rooted small shrubs. c) animals in cold deserts hibernate most of the year to get out of the cold. d) soils are very heavy and course. e) the region receives less than 10 inches of precipitation annually.
Answers: 1
question
Advanced Placement (AP), 28.06.2019 00:20
Fourth-graders richard and bruce sat on the stoop outside the school. they had missed their bus and now had to make the decision whether to walk taking a shortcut or just wait until their mothers noticed they had not arrived home
Answers: 1
question
Advanced Placement (AP), 28.06.2019 01:40
Many of the houses have fireplaces that are 15% efficient and use 15 kg of wood to heat a room to 20 degrees celsius. wanting to reduce their ecological footprint, several of the homeowners are considering switching to woodstoves that are 75 percent efficient. if they do change to using a woodstove, how many kilograms of wood will they save per use?
Answers: 2
You know the right answer?
Madison did an experiment to learn about electromagnets and permanent magnets. She used a nail wrapp...
Questions
question
Mathematics, 23.02.2021 01:00
question
English, 23.02.2021 01:00
Questions on the website: 13722367