“how fast do hummingbirds fly? ” why is the question a scientific question? it expresses an opinion. it can be tested during field studies. it can be answered without an investigation. it asks about phenomena that cannot be measured.

Pls ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Amajor source of energy for your body comes from