WHPC SUPERSUNDAY UNMOUNTED LESSON PLAN FOR …

A) walking speed. B) running speed. C) freeway speed. D) cruising speed of an airplane. E) orbital speed of Jupiter. Answer: A. 11) A planet's density can be measured by combining . A) Doppler and astrometric observations. B) Doppler and transit observations. C) spectral observations of the planet's atmosphere. ................
................