Claire rides her scooter to school, traveling 25 km/h. How much time in minutes does it take her to travel to her school, which is 4 km away ?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?