Compare and contrast nuclear fission and nuclear fusion. Include at least three similarities and one difference between the processes in your answer.

Based on their location in the atmosphere, the layers are able to have their own special characteristics. for example, most weather occurs in the troposphere. what occurs in each of the other layers? (site 1)

Often, caries will develop in an area of the tooth that's not readily accessible. which cavity preparation form defines this? a. retention b. resistance c. outline d. convenience

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity