Explain how lubricating the wheels of the skateboard can increase the speed of the girl.

True or false a high force means an object is moving fast100 points!

Like a key in a lock, the shape of the. must bind with the. of the recieving neuron

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio