How are scientific questions answered?

O

A. By predicting a solution to the question

O

B. By observing and measuring the physical world

O

C. By reading books about the question

O

D. By asking other scientists what they think

What's the ionic equation for lithium + water

How do stars keep their spherical shape?

Coal mining can harm habitats and causes pollution how can we solve the problem?

Some bacteria can reproduce at every 20 minutes. true or false

True or false nuclear fusion is when two nuclei combine to make a bigger one

What is the effect on vapor pressure of a solution with particularly strong solute-solvent interactions? With particularly weak solute-solvent interactions?

What is the mass of 3.62X10^24 molecules of methanol

Which elements are correctly listed in order of increasing ionization energy? 1. o < f < ne 2. o < s < se 3. n < p < as 4. c < n < o 5. n < o < f?

Which of the following is not a drawback of using lithium batteries? A. Lithium's reactivity can cause explosions. B. Lithium batteries require the use of toxic materials. C. Lithium is more easily oxidized than any other metal. D.

Considering the concept of surface area affecting the rate of reaction, explain why grain storage silos sometimes explode spectacularly?