Y HOMIE NEEDS YUH HELP IIGHT BRUH ME IS NOT KNOWING HOW TO DO THIS IIGHT HELPP Check 2 activities that strengthen the cardiorespiratory system? *
4 points
walking
swimming
lifting weights
push-ups

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?

Bahan yang digunakan mencegah terjadinya polarisasi pada batu baterai a.larutan h2so4b.mncl2 dan serbuk karbonc.pbso4d.nh4cl

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.