What might be a scientific question?

O

A. One that deals with how something happens

O

B. One that deals with morals and beliefs

O

C. One that deals with likes and dislikes

O

D. One that deals with right and wrong

Which element is least likely to be metallic

What is the main result of respiration?

Thermochromic ink, for which new uses are appearing in the fashion industry, is able to do what?

An empty beaker is weighed and found to weigh 23.1 g. Some potassium chloride is then added to the beaker and weighed again. The second weight is 24.862 g. What is the mass of the potassium chloride

Como se producen las bacterias

When an acid reacts with a base what compounds are formed? a. a salt only. b. water only. c. a salt and water. d. metal oxides only.?

What is the differences between River system, Tributary?

having that coloration is selected for since many predators will recognize it and stay away. Therefore the common coloration is beneficial to the butterflies and becomes more common. What type of selection is involved?

What organisms appeared on Earth First? a). gastropods b). horn corals c). brachiopods d). crinoids

Given the equation representing a reaction: 2Ca (s) + O2 (g) → 2CaO (s) During this reaction, each element changes in 1) atomic number 2) oxidation number 3) number of protons per atom 4) number of neutrons per atom