We know that the units for KE are kg^ * m^ 2 /s^ 2 we were to remove (divide out) the base units involved in making a Newton , what would we have left ?

Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=

A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant

Heterogeneous mixture with larger particles that never settle is