The types that are super-effective against ground Pokemon are Water and Grass.
Ground and Psychic type attacks.
What hurts rock/ground types the most is water type. NEVER EVER use an Electric type against rock type.
dark type
usually grass or electric
Gyarados is a water type. Water type Pokemon are weak when battling a grass type Pokemon.
Ground and Psychic type attacks.
Electric Pokemon have a very powerful and crippling weakness to the Ground type. Ground type moves are super effective against most Electric type Pokemon. In addition Ground type Pokemon are also immune to Electric type moves.
What hurts rock/ground types the most is water type. NEVER EVER use an Electric type against rock type.
You go to the doctors.
Electric Pokemon are weak to only Ground Pokemon.
dark type
There are no Ground-type Starter Pokemon that are initially Ground-type. However, Mudkip evolves into Swampert, which is a Water/Ground-type Pokemon.
usually grass or electric
Gyarados is a water type. Water type Pokemon are weak when battling a grass type Pokemon.
It's an attack that hurts your opponent's Pokemon only if they're asleep.
Ground Pokemon can defeat electric Pokemon.
i think it is any ground type Pokemon as it is a ground type move.