A. quelle espèce chimique est mise en evidence par le test? b. pourquoi ne faut il pas toucher les parois du recipient?

c. pourquoi le bûchette se consume t elle plus rapidement dans le recipient?​

Now that the first three steps have been explained, identify the next three steps, in order. calculate the magnitude of r sum vector components calculate a and b magnitudes calculate the direction of r, calculate x,y components step 4 step 5 step 6

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?