How is hydrogen similar to the elements below it? How is it different from them?

Johnny has one Apple and Timmy has two, what's the mass of the sun using Newton's 69th law?

If the magnitude of vector A⃗ is less than the magnitude of vectorB⃗, then the x component of A⃗ is less than the x component ofB⃗. If the magnitude of vector is less than the magnitude of vector, then the component of is less than the component of.

How can hypotheses best be tested?

State two any uses magnet in daily life

The rigid bar is supported by the two short white spruce wooden posts and a spring. If each of the posts has an unloaded length of 1 m and a cross-sectional area of 600 mm2, and the spring has a stiffness of k =

A firefighter mounts the nozzle of his fire hose a distance 36.9 m away from the edge of a burning building so that it sprays from ground level at a 45° angle above the horizontal. After quenching a hotspot at a height of 8.

A force is applied to a 13.0 kg wagon to pull it down the sidewalk at a constant speed. The coefficient of kinetic friction is 0.65. Considering the resulting frictional force, what is the magnitude of the applied force?

What field (s) does a moving electron have? A. electric and gravitational fields B. magnetic and gravitational fields C. gravitational, electric, and magnetic fields D. electric field only

Copper has a specific heat of 0.385 j. A piece of copper absorbs 5000 J of energy and undergoes a temperature change from 100 Celsius to 200 degrees Celsius. What is the mass of the piece of copper?

I need to learn some interesting facts, any smart people out here?