<span>A flashlight is an electric-powered light source; the light source is a light bulb or an LED. The electrical energy is converted into visible light. Flashlights can be hand-held or mounted to a platform. Light from a lighting, on the other hand, is formed by exciting electrons to a higher state. </span>
Answer:
they repel
Explanation:
because like charges repel
Answer:
Earthquakes are measured using instruments called seismometers, that detect the vibrations caused by seismic waves as they travel through the crust. Also, laser beams can be used
Explanation:
The correct answer is D. Number of grams of salt per kilometer of water.
S4O5
S3O
SeF6
N4S5
CCl9
All numbers should be subscripts
