During an equinox, the number of daylight hours and nighttime hours are nearly equal all over the world.

true or false?

The components of vector are: Ax = + 6.0 Ay = - 6.5 What is the angle measured counterclockwise from the x-axis to vector? 133° 313° 137° 47° 223°

Why are microwaves beneficial to use for transmitting information

A projectile is launched vertically at 100 m/s. If air resistance can be ignored, at what speed will it return to its initial level?

Which speed is at the sound barrier? 5 m/s 257 m/s 3.0 x 10⁸ m/s 343 m/s

Use the drop-down menu to complete the statement. An electron in the first energy level of the electron cloud has an electron in the third energy level.

Why is copper a pure substance

Over the course of a martian year, what are the ranges of the rms speeds of the co2 molecules.

Why is it important that all scientists use the metric system?.

Whay is moon non-lominous body

How many (whole number of) 91 kg people can safely occupy an elevator that can hold a maximum mass of exactly 1 metric ton? A metric ton is 1.000 * 103 kg. Answer in units of people.