If element x has 51 protons, how many electrons does it have?

An 18-year-old runner can complete a 10.0-km course with an average speed of 4.39 m/s. A 50 - year-old runner can cover the same distance with an average speed of 4.27 m/s.

If you were suddenly placed at an altitude of 100 kilometers (62 miles) above the earth, would you expect your stomach to expand or contract? explain why.

Two students ride in cart opposite to one another in a spinning Ferris wheel

How can the effect of chromatic aberration be reduced? A) by using multiple lenses B) by reducing the focal length C) by using a larger objective lens D) by making the telescope larger

This force involves the attraction between objects with mass. a. strong nuclear b. gravitational c. electromagnetic d. weak nuclear

How much kinetic energy does a moving 6 kg object have If It moves with a velocity of 3 m/s?

List the different types of electromagnetic readiation (waves) in order from shortest wavelength to longest wavelength

Which way does the Coriolis effect deflect objects in the Northern Hemisphere To the south To the right To the left To the north

Let T be a linear transformation from a vector space V with dimension 11 onto a vector space W with dimension 7. What is the dimension of the nullspace of T?

What is the fundamental unit for measuring mass in the metric system?