The Halley’s Comet regularly passes by the earth on its tour around the sun (at the time of Jesus’ birth it

was something different, most probably). The semi-

major axis of the elliptical path is 17.8 AU

(astronomical unit = 150·109 m). Halley’s last visit

at our earth was in 1985. Are you going to

experience the next visit?​

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth’s center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.