Unlike a scientific theory, a scientific hypothesis describes an observed pattern in nature without attempting to explain it true or false

The Earth's systems are all interdependent?

Porque la luna y el sol se ven de un tamaño casi identico?

Which of the following plant structures provides most of the water necessary for photosynthesis? a. roots b. leaves c. chloroplasts d. stomata

Which is a component of a phospholipid? A. Carbon ring B. Hydrophilic head C. Long-chain alcohol D. Amino acid

You bake a potato in a 2000 W toaster oven for 25 minutes how many joules of electricity did the toaster oven use how many kilowatt hours did it use

What is alwasy true about a binary bond

Which of these examples demonstrates metabolism? A. A person eats a large dinner for digestion and energy. B. A human's skin has the ability to tan in the sun. C. A person puts on socks because his feet are cold. D.

What structure in the fetal heart allows for mixing of blood between the two atria?

Which of the following is a constructive process? deposition detachment transport plucking

Coal deposits were formed from? A. Plant life in ancient B. Ancient plankton and marine life C. Freshwater organisms from the last 100,000 years D. Modern plants and animals