D. pressure from lava being pushed up from th earth adds new material to the ocean floor, creating a ridge
Answer:
C. Traits present in the last common ancestor of a certain group of species under consideration.
Explanation:
Ancestral character traits are the one that is present in the last common ancestor and all of its descendant groups. For example, the presence of the vertebral column is an ancestral trait for all the vertebrate groups such as birds and mammals as it was present in their last common ancestor and is also shared by them.
Answer:
Cuando escucho hablar sobre la tabla periódica se viene a mi mente que es una forma de organizar todos los elementos que existen.
Explanation:
La tabla periódica tiene como fin organizar a la gran diversidad de elementos químicos que existen agrupándolos según sus propiedades. De esta forma, podemos ver que elementos tienen cualidades similares entre si y predecir como reaccionarían con otros elementos de la tabla periódica. En otras palabras, es una forma ordenada y simple de mostrar las características de cada elemento y articularlo con los demás según sus características.
Answer:
experiments can be designed and performed by anyone with a curious mind
Explanation:
baking soda and vinegar explosions are an experiment that doesnt require expensive equipment
always do more then one trial, like shooting a basketball, if you shoot once and miss, can you say that you will never make it? or if you make it, can you say that you will never miss?
variables are what you are testing, you have to eliminate as many as possible so they dont effect your experiment
if you have any questions, leave them in the coments and i will try to answer them, if this helped, pls give brainliest.