In competition, an athlete threw a flying disk 139 meters through the air. while in flight, the disk traveled at an average speed of 13.0 m/s. how long did the disk remain in the air?

Suggest possible explanations why reaction times are different for different people?

What is the average intensity of the wave after it passes through polarizer b?

You read a primary source and a secondary source that discuss the same experiment. There is a difference in the conclusion made by these two sources. which should you trust more, and why?

Find the density of an object that has a mass of 50g and a volume of 23mL

Early in the Earth's history, its surface was covered with an ocean of molten rock. Over time, the molten rock cooled to form a solid crust.

What is the 4 letter pneumonic device we used to remember the causes of speciation

50 ml of water is poured into a beaker. 50 ml of another liquid is poured into the same beaker. The beaker is left undisturbed for some time. After some time, it is observed that the liquid forms a clear layer on top of water.

A student drew the following model: Mantle ... convection ... volcano ... cooling ... crust ... motion ... Which landform should the student put next in the sequence? A: Fault B: Mountain C: Tectonic plates D: Rock formation

How do you the retinas of the eyes of night-hunting animals differ from the retinas of animals that hunt during the daytime

Technician A says that vehicles with independent rear suspensions provide better handling than those with solid rear axles. Technician B says that vehicles with independent rear suspensions generally have less unsprung weight.