A) Gravity B) Nuclear fusion C) Nuclear bonding D) all the answers E) electromagnetism
A) All of these answers B) by running experiments on the Sun C) by viewing black holes with powerful telescopes D) by observing objects and light around black holes
A) when comes strike planets B) when giant stars explode C) when asteroids hit stars D) when nuclear bombs explode
A) Inside gas giant planets B) In the center of a planet C) at the center of galaxies D) at the center of the solar system
A) True B) False
A) Supernova border B) singularity C) Event horizon D) pulsar
A) Pulsar B) singularity C) Iris D) Supernova
A) iris B) pulsar C) supernova D) singularity
A) False B) True
A) It's large size and small mass B) Nuclear reactions at its core C) It spins at a rate faster than light D) it's small size and large mass |