If roots help plants grow, then what helps plants grow? Answer choices: - Glucose - Enzymes - Roots - Cold temperatures - Bees - RNA - Confined Spaces - Shade
Roots

If malignant cells divide more often than normal cells,, then _cells divide more often than normal cells? Answer choices: - Nerve - retina - Most plants - heat or cold - Endothelial - Stem - Malignant - layers of fat
Malignant

If when something freezes, the density changes, then what property of a substance changes when it is frozen? Answer choices: - motility - molecular make-up - molecules - elements contained - Weight - energy - size - density
density

If abattery can convert chemical energy into kinetic energy, then what can convert chemical energy into kinetic energy? Answer choices: - a magnet - a vacuum - a windmill - a battery - arteries - barnacles - animals - engines
a battery