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