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