Classify the following statement as a theory or a law

An ___is usually a homologous structure that is shared by all organisms in a group~science

If an atom has 17 electrons and its mass number is 35, calculate the following: - number of protons - number of neutrons - atomic number

Which of these remains unchanged during the compaction of sediments? A) Mass B) Color C) Volume D) Pore Space

At the beginning of the industrial revolution in 1850, the CO2concentration was 280 ppm. Today, it is 410 ppm. 1. How much extra radiative forcing is the Earth's surface receiving today, relative to 1850? 2.

Which frequency has more energy? (high frequency or low frequency)

What two characteristics of objects impact kinetic energy the most? Question 3 options: mass and weight velocity (speed) and distance mass and velocity (speed) mass and distance

A 0.200-kg cube of ice (frozen water) is floating in glycerine. The gylcerine is in a tall cylinder that has inside radius 3.40 cm. The level of the glycerine is well below the top of the cylinder.

Which is an example of chemical change A. mixing of posted colors B. formation of clouds C. sugar dissolving in water D. separating salt from seawater

Do solids or liquids have stronger intermolecular forces

For each reaction, identify the precipitate or lack thereof. cacl2 + k2co3 - -> caco3 + 2kcl