public class PhysicsMovement : MonoBehaviour
{
	private float _maxSpeed = 5f;
	private Rigidbody2D _rigidbody2;

	// Use this for initialization
	void Awake ()
	{
		_rigidbody2 = GetComponent<Rigidbody2D>();
	}

	private void FixedUpdate()
	{
		float move = Input.GetAxis("Horizontal");

		// Add velocity to player
		_rigidbody2.velocity = new Vector2(move * _maxSpeed, _rigidbody2.velocity.y);
	}
}