___________ is believed to be  formed during a collision between the Earth and another small planet, about the size of Mars.  The debris from this impact collected in an orbit around Earth.0 pointsEarthMarsMoonOceansClear selection

Impact craters are caused byGroup of answer choicesSolar burstsExploding volcanosAtmospheric changesmovement of planets around their axisCollisions with of one astronomical object with another one

A rocky leftover planet formation orbiting the Sun isGroup of answer choicesa meteor.an asteroida meteoritea cometNone of the above

What type of disk is important for planet formation?

Which of the following is the first thing that must happen in order for solar system formation to take place?Group of answer choicesdust particles must clump together until they are large enough for gravity to affect themprotoplanets must slam together in such a way that they stick togetherthe protoplanetary disc must start spinning and flattening out as a protostar forms at its corean ancient star must explode to provide the heavy elements necessary for planet formation

Space debris that falls on the surface of Earth is called a ______________.85c71001e6b8d7d0f75d2920552d1842.webm99 KB ameteor bmeteoroid ccomet dmeteorite