geologist discovered fossils of identical spider mites from the same time period but on opposite sides of the ocean from each other. what conclusion is supported by the discovery of these fossils?

The number of brain synapses is believed to peak at

2) the relationship between temperature in degrees fahrenheit, f, and units kelvin, k, is given by the formula k32) 273.15. which of the following readings, in kelvins, is equivalent to a fahrenheit reading of 7 (rounded to the nearest hundredth decimal place)?

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?