What is oxygen made of?

Organic molecules usually contain

Match the following with their proper definitions. biomass a property capable of causing changes in matter a carbon-based fuel derived from living matter that existed in prehistoric times the energy of a moving object 2. energy 3.

When potatoes are in the ground, do they swell when it rains?

Energy - releasing reactions, energy absorbing reactions

What does a food web link together?

Kiera and Grace are sisters. They both have blue eyes. Kiera is extremely short for her age and Grace is exceptionally tall for her age. Develop a hypothesis as to why the sisters have different statures.

This diagram illustrates the three types of plant tissue. A diagram illustrates the 3 types of plant tissue. Small purple structures inside of the leaves, stem, and roots are shown.

If the diploid number of chromosomes for an organism is twenty-six, what is the haploid number?

Describe two negative effects that water pollution can have on the environment. Explain one way water pollution can be reduced.

Some properties of diamond are different from those of graphite because diamond