Physics, 20.04.2020 16:22 ahnaodoido384
1. A children’s roller coaster is released from the top of a track. If its maximum speed at ground level is 3 m/s, find the height it was released from
2. A student uses a spring gun (with a spring constant of 150 N/m) to launch a marble vertically into the air. The mass of the marble is 0.01 kg and the spring is compressed 0.025 m. How high will the marble go?
Answers: 2
Physics, 21.06.2019 20:30
Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)
Answers: 2
Physics, 22.06.2019 03:00
Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.
Answers: 1
Physics, 23.06.2019 03:30
Explain how a step-down transformer makes electricity safe for use in homes
Answers: 2
1. A children’s roller coaster is released from the top of a track. If its maximum speed at ground l...
Biology, 15.12.2020 22:00
Chemistry, 15.12.2020 22:00
SAT, 15.12.2020 22:00
Mathematics, 15.12.2020 22:00
History, 15.12.2020 22:00
Computers and Technology, 15.12.2020 22:00
Mathematics, 15.12.2020 22:00
Chemistry, 15.12.2020 22:00
Mathematics, 15.12.2020 22:00