What is a radical?

a group of atoms that give off radiation

a group of atoms that act like one atom

a group of ions that have no charge

a group of ions that break up during a reaction

What is greenhouse effect

Which contributions to the lack of the Period of Heavy Bombardment on Earth A. The moon's gravity B. Earth's atmosphere C. Earth's volcanoes D. Earth's magnetic field

Which sentence summarizes the water cycle? a) The water on earth changes forms as it moves from one reservoir to another. b) Water in the atmosphere must be converted to another chemical before animals can use it.

The D string on a violin has a frequency of 293 Hz when it is in tune. Calculate the period.

Definition of decolonization

Joes mum takes 48 sausages a day, each being on average between 7 and 8.3 inches and at an interval of 30 minutes per sausage. If so, how long will it take before joes mum becomes airtight?

You're in the mountains studying a valley glacier. What methods would you use to tell if it is advancing or retreating?

Everyday things that exist or occur because of science

If the high projection is correct, what will need to happen to ensure the human population has enough food? O A. Humans will have to focus more on ideas and services. O B. Humans will have to return to hunting and gathering. O C.

What would provide the body with the most energy