How is light energy different from both sound and heat energy? A. Light energy can exist independently of matter. B. Light is more energetic when its frequency is higher. C. Sound energy is a wave. D. Heat energy can radiate from an object.

Physical conditioning or acquired skill cannot be inherited. True False

What is the independent variable

Which characteristic do cows and dogs share? hooves tails feathers beaks

An 80 kg volleyball player lands from a jump and tries to stop her forward motion. The normal contact force exerted by the floor on her shoes is 2000 N. The friction force exerted by the floor on her shoes is 600 N acting backward on the player.

How does algal growth caused by agricultural waste kill marine organisms? A. By blocking sunlight and depleting oxygen. B. By increasing oxygen levels in the water. C. By maintaining balance in the water D.

A scientist performs an experiment in which a radium-226 (Ra-226) atom decays into radon-222 (Rn-222). The scientist concludes that some energy must have been added to the system to cause this reaction to begin.

Which suitable method can be used to separate a mixture of sand and paraffin

How many vowels does the word love have

What is silicon used for? -matches -gunpowder -glass -steel can coating

A intramuscular medication is given at 5.00mg/kg of body weight. What is the dose in grams for a 180-lb patient?