Write 45.670,000 with significant figure

The blank is the positively charged particle of the atom in the nucleus.

A space station orbits the sun at the same distance as the earth but on the opposite side of the sun. A small probe is fired away from the station. what minimum speed does the probe need to escape the solar system?

sympathetic preganglionic fibers; release ACh parasympathetic preganglionic fibers; release ACh parasympathetic postganglionic fibers; release NE sympathetic postganglionic fibers; release NE

By simultaneously conserving energy and momentum, calculate the energy of the neutron emitted in the forward direction by a beam of 150 keV deuterons undergoing the D-T reaction in a tritium target.

What is earths magnetism

How does the effect of poison on lions and hyenas compare to the effect of poison on vultures

Which simple machine belongs to the inclined plane family

How should science advance?

Which property will tell you how much energy is in a wave A wavelength B amplitude C frequency D speed

What do tire treads, rubber mats, automobile breaks, and tennis shoes have in common. -They reduce friction -they are lubricants -they increase friction -the reduce static electricity