What causes differences in air pressure around the Earth?

Which of the following electron configurations for neutral atoms is correct? helium: 1s1, 1p1 nitrogen: 1s2, 2s2, 2p3 silicon: 1s2, 2s2, 3s2, 2p63p2 the third sub-level Li

I spilled water in my socket the one in the plug not a sock the plug

A vector has an x-component of length 3 and a y-component of length 4. What is the angle of the vector? (Hint: Use the inverse tangent.) A. 53.1 B. 48.6 C. 36.9 D. 76.0

who did more work a man walking 20km up a hill in 1 hour or a man bycicling 20km up the same hill in 30 minutes

How can fossil correlation be used to determine the ages of rock layers

A Find the magnitude of the angular momentum of the second hand on a clock about an axis through the center of the clock face. The clock hand has a length of 15.0 cm and a mass of 6.00 g.

A geologist finds ripples preserved in ancient sedimentary rock that look just like ripples made by water in mud. He concludes that there was once water in that location that created the ripples. Why is this conclusion reasonable?

In science what is the requirement of doing work?

What Fitness Gram test is assessing your cardiovascular endurance?

A graph titled Position versus time for with horizontal axis time (seconds) and vertical axis position (meters). A straight blue line runs with an upward slope from 0 seconds 3 meters to 4 seconds 15 meters. The starting position of this object is m.