What are some natural controls that keep an ecosystem community in balance? Select all that apply.

food competition

mate competition

industrial waste dumping

competition for shelter

deforestation

consumption by predator species

At a certain temperature, a 29.5-l contains holds four gases in equilibrium. their masses are: 3.5 g so3, 4.6 g so2, 22.6 g n2, and 0.98 g n2o.

Streams pick up a greater load of sand and gravel as they leave a mountain range and flow across a lowland. a. true b. false true. most likely a fast moving stream.

Maxwell introduced the displacement current as a correction to

Describe 2 difference's between inner and outer planets

How are the magnetic interaction & electric-charge interaction similar? Different

For each case, identify the force (including its direction) that causes the acceleration. (a) A sprinter at the very start of the race.

Select the effects of radiation below that are stochastic: associated with short-term, high-level exposure associated with long-term, low-level exposure include cancer and other DNA mutation include burns and radiation sickness

On the modern periodic table, elements are ordered according to what?

Jack drops a stone from rest off of the top of a bridge that is 24.4 m above the ground. After the stone falls 6.6 m, Jill throws a second stone straight down. Both rocks hit the water at the exact same time.

How is Electric current able to flow?