A scientist is using radiometric dating to determine the ages of four rock samples in order to determine the ages of fossils found near the rocks. The ratios below compare the amount of parent isotopes to the amount of daughter isotopes. Which rock sample is the oldest?

Each pair of clay balls represents two planetesimals. if each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?

Why would satellite imagery be more useful than a map in some instances? check all that apply. provides landmarks such as buildings is an overhead view of earth’s features can be used when internet is not available provides small details of roads for digital maps provides various methods of transportation to a location

Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers