A determiner is a word that modifies a noun or a noun phrase. Thatâs also the definition of adjective, but although both parts of speech modify nouns, determiners are distinct from adjectives in several respects, most obviously in that the latter express attributes, whereas determiners express relationship. determiner is a word that modifies a noun or a noun phrase. Thatâs also the definition of adjective, but although both parts of speech modify nouns, determiners are distinct from adjectives in several respects, most obviously in that the latter express attributes, whereas determiners express relationship.
Stephanie Tombrello. child passenger safety specialist. You can safely switch your child to a booster seat if she's at least 4 years old and she weighs 40 pounds or more or has grown too tall for her car seat (when her shoulders are higher than the top set of harness-strap slots in the car seat's back).n a crash, belt-positioning seats are far safer. (If you have only lap belts in the rear of your car, select a booster seat with an extra energy absorber belt.) Backless booster seats tend to provide a better fit than the high-back kind, and are more portable when you're switching them from car to car.
Your child is ready for a booster seat when they have outgrown the weight or height limit of their forward-facing harnesses, which is typically between 40 and 65 pounds.