Berdasarkan pernyataan yang dihitamkan, terangkan mengapa mata kita tidak dapat melihat
buat sementara waktu ketika bergerak dari kawasan yang terang ke bilik yang lebih gelap.

As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter

Which of the following is a measure of the amount of light a star directly emits?               a.  luminosity    b.  intensity    c.  wavelength    d.  brightness