Dua bola A dan B memiliki massa yang sama. Kedua bola hendak dijatuhkan pada saat yang sama dari sebuah apartemen. Bola A dilepas dari ketinggian h meter dan bola B dilepas dari 4h meter. Jika bola A tiba lebih dulu di dasar apartemen dengan kecepatan v m/s maka tentukan besarnya energi kinetik yang dimiliki bola b saat sampai dasar. ​

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity

What happens when a rubber rod is rubbed with a piece of fur?