>>38
ぶつけかたというのはスクリプトでいいでしょうか
public float speed = 3f;
float moveX = 0f;
float moveY = 0f;
Rigidbody2D rb;

void Start(){
rb = GetComponent<Rigidbody2D> ();
}

void FixedUpdate () {
moveX = Input.GetAxis ("Horizontal") * speed;
moveY = Input.GetAxis ("Vertical") * speed;
rb.velocity = new Vector2(moveX, moveY);
}