These are the same sounds, so I put my thumb up. Word Awareness Can your child . . . Listen . . . Milk is white. Your turn, milk is white.
Baseball is the longer word because there are more sounds in baseball than in sky.
Now you try it. Provide other comparisons, varying the position of the longer word. Awareness of Sounds in Words - Rhyming Can your child . . . Present other common rhymes. Twinkle, twinkle, . . .