Answer:
A.) The ecosystem can support fewer foxes than grasshoppers.
Explanation:
Took the Unit Test
Answer:180°
Explanation:
According to VSEPR theory, if the valence shell of the ceteral atom in a molecule contains only two valence electron pairs, the valence electron pairs will arrange themselves along a straight line, forming a bond angle of 180°
Answer:
Sound waves required a medium.
Explanation:
In space, there is only vacuum hence no any medium for sound wave travel.
Since sound waves are mechanical waves, they require a material medium such as air, hence no sound transmission.
Krypton is the only element that begins with the letter K.