Write a balanced nuclear equation for the decay of each of the following.

A. Thorium-232 undergoing alpha decay

B. Strontium-92 undergoing beta decay

C. Nitrogen-13 undergoing positron emission

D. Californium-251 undergoing alpha decay

Which best describes how parents affect the genotype of a child? a.the parents decide what to feed their child b.the parents choose whether to educate their child c.the parents allow their child to stay up late d. the parents pass along genes to the child

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight