A material that cannot be broken down into anything simpler by chemical reactions

Leonard designed a parallel circuit to light two lightbulbs. But his circuit doesn't work. Which two items in the circuit must be addressed for the lightbulbs to light as planned?

Veterinary scientists argue that for livestock, poisoning from plants often happens because of poor herd management. a. True b. False

When did virus evolve?

A single tall, heterozygous Tt pea plant and its progeny in subsequent generations are self-fertilised. How many generations would it take to attain approximately 94 percent homozygosity? a. 2 b. 3 c. 4 d. 5 e. 6

When the resistance in a circuit remains constant, how are the voltage and current related? the current doubles when the voltage doubles because they are directly proportional.

What did astronomer Edwin Hubble discover in 1929? I need it up to 4 sentences

Describe one function that is common to both carbohydrates and lipids.

What is an atom in the human body

Explain the process that creates wind?

What type of food molecules make up lettuce