lista de las reacciones que en casa puedes observar (al menos 5) y escribe un texto de una cuartilla, donde plasmes el balance de reacción y para que sirve y la ley de la conservación de la masa y como se realiza.​

In which situations is the principle of cross-cutting relationship useful in determining relative age?

50 points! which of the following is an inference? a burning candle is extinguished when it is covered with a jar. the candle burns longer than expected in a jar that has a plant in it. a plant lives longer than expected in a jar that has a burning candle. there is more oxygen in the jar because there is a plant in it.

Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !