Which of the following substances is covalently bonded? A. KF B. H2S C. CaCl2 D. SO2

Tempat terjadinya awan, salju, angin dan hujan

Lines of a particular element appear at the same wavelength in both emission and absorption line spectra. True or False

If 4 x 10^21 electrons pass through a wire connected to a 15 ohm resistor in 3 s, how much electric current does the wire have and what is the potential difference used in the wire?

Continental crust is primarily witch kind of rock

Which of the following is the correct definition of thermal energy? A. energy resulting from the flow of charge particles, such as electrons or ions B. energy created by sound waves C.

How does an iron nail become a rusty nail

What is the velocity of a bullet train that moves 400 meters west over 3 minutes anad 20 seconds?

While in empty space, an astronaut throws a ball at a velocity of 12 m/s. what will the velocity of the ball be after it has traveled 6 meters?

Which of the following statements are true? (Select all that apply.) Ammeters have a relatively high resistance and are placed in parallel with a resistor. Ammeters have a very low resistance and are placed in series with a resistor.

If a boulder has a weight of 675,000 N what is it's mass