What does scientific validity mean

Mark's grandfather was an olympic gold medalist in swimming. what will determine if mark develops into an olympic swimmer

What are three examples of respiration?

A student uses a balance to determine the mass of a feather. Which is most likely to be correct? A 10grams, B 10meters, C 10liters, D 10milliliters

Which best explained why viruses do not have special structures or enzymes that allow them to make their own food?

Usually the first action a virus or a worm performs is:

How do the orbits of the planets farther from the sun compare to the orbits of planets close to the sun?

Which of the following is an appropriate problem statement for a science experiment? A. What is the effect of microplastic on the digestion processes of small fish? B. The effect of microplastic on the gut of small fish is unknown to humans. C.

Which of the following is the adaptation that allows animals to survive in high altitudes which contains lower levels of oxygen A. Migration B. Higher levels of hemonoglobin C. Insulating feathers D. Higher body temperatures

What happens during the lysogenic cycle

As a seedling, the strangler fig and host tree have a relationship that is described as commensalism. Why is commensalism a good description for this relationship?