Answers: 2
Physics, 22.06.2019 14:00
Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
Answers: 1
Physics, 22.06.2019 21:10
Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. intensity c. wavelength d. brightness
Answers: 2
Physics, 22.06.2019 22:40
Calculate the volume of this regular solid. what is the volume of the cone? round your answer to the nearest hundredth
Answers: 1
Physics, 22.06.2019 23:30
You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?
Answers: 2
Kütlesi 8 ton olan durgun bir roket aldığı 1 ton yakıtı yaka-
rak yere göre 2000 m/s hızla dışarı...
Mathematics, 31.03.2020 22:53
English, 31.03.2020 22:53
History, 31.03.2020 22:53
Mathematics, 31.03.2020 22:53
Mathematics, 31.03.2020 22:53
History, 31.03.2020 22:53
Mathematics, 31.03.2020 22:53
English, 31.03.2020 22:53
English, 31.03.2020 22:53