Infer how theories of life first appeared have been proposed over time

How do matter, energy, and processes create a system?

Which of these is an example of a chemical change? A. Dissolving salt in water B. Melting Ice C. Burning a piece of wood D. Breaking a tree branch

When a sea horse sees a predator, it's nervous system kicks into high gear. Which structure is responsible for transmitting signals from one nerve cell to the next? A. Ribosome B. Golgi body C. Cell membrane D. Nucleus

b. For each of the major ecological contexts, identify two characteristics of ethnically diverse children from backgrounds of poverty that might be affected and explain why those characteristics might contribute to their lower academic achievement

Why are mites and ticks the closest relatives of the spider?

What is a metamorphic rock?

What does adenoma mean?

You study echolocation in animals. what type of bats would be best for your research?

Bradley decided to put a glass of water into the freezer, as he thought it would cool the water more quickly than the refrigerator. Bradley began to watch TV and forgot about the water for many hours.

Oak trees can grow to be tall. What kind of plants have the ability to grow large and tall and also lose their leaves in the fall? A) woody, evergreen B) woody, deciduous C) mossy plants in damp places D) plants with flowers and green stems