Which of the following is characteristic of the earth but not the moon.

The number of brain synapses is believed to peak at

Which of the following is a presentation cue? a. crossing your arms b. mumbling c. repeating words d. whistling

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?