Which of the following measurements of different masses is most precise ?
a. 6.2000 g
b. 6. g
c. 6.24400 g
d. 6.2 g

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?