Which two of the three elements have SIMILAR CHEMICAL PROPERTIES (valence electrons)? 1. Li - Na - Mg
2. F - Br - O
3. P - As - Se
4. Ra - Ba - Cs

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

What is the difference between an igneous, sedimentary and metamorphic rock

What would happen if the krill were removed from the food web