When moving from the outer planets to the inner planets, what can be said about their periods of revolution? Do they triple, double, decrease or increase?

What step follows the problem statement step in the Scientific Method

Organs are made up of what lower level of organization: is it cells, tissues, organs or organ systems?

What three things are made in cellular respiration? (Products)

A stream carves a channel through soil rock by removing a few small particles of rock at a time. The stream water slows down when it enters a pond, allowing the rock particles to settle at the bottom of the pond. Pressure combines these particles into a solid rock. What is the new rock called?

Sunlight is composed of energy that is visible to humans and energy that is not visible to humans. What describes how the visible energy from the Sun is different from the nonvisible energy? Is it the speed, the amplitude, the wavelength or the distance traveled?

The surface temperature of a star is indicated by which characteristic? Is it shape, absolute brightness, color or size?

A bird builds a nest on a tree. What is this an example of; is it mutualism, commensalism, parasitism or predation?

Bacteria cells are called prokaryotic cells. How are these cells different from the cells of all other living things?

Which of the following is larger than a solar system, but smaller than the universe? Is it a comet, a galaxy, the moon or a star?

It would be appropriate to use Astronomical Units (AU) to measure the distance between which of the following: atoms, galaxies, countries, planets

Which body systems function together to distribute oxygen for cellular respiration? is it nervous and immune, digestive and circulatory, digestive and respiratory or respiratory and circulatory?

In coastal areas, land and sea breezes may exist due to the uneven heating of the land and water. Which process is responsible for the breeze? Is it conduction, radiation, convection or refraction

What is the outcome or dependent variable in the following hypothesis: 'playing clasical music to fish increases their apetite'

An offshore oil platform houses a drill for drilling oil. The drill descends from the platform and enters the ocean. At the bottom of the ocean, the drill starts to dig into the rock. It contonues drilling into the rock for another 7,0000 feet and then stops. In which of the Earth's spheres does the drill stop?

In which layer of the Earth are found the convection currents that directly result in tectonic plate motion ?

Which of the following provides the energy that affects the movement of the atmosphere. Is it green plants, fossil fuels, the moon or the sun?

What is 'a well supported and widely accepted explanation of nature' called in science?

Fresh milk has several parts that a farmer can separate and sell. A farmer removes the top layer of fat from fresh milk. What property does the farmer use to separate the fat from the rest of the milk? Is it density, mass, boiling point or weight?

What energy conversions take place in a campfire. Is it heat to light, heat to kinetic, chemical to light or light to chemical?

Phyllis is calculating the path of a space probe that will travel to Pluto. On the way to Pluto, the probe will pass Mars, Saturn, Jupiter and Neptune. Which of those planets exerts the greatest gravitational force?

What is the tested or independent variable in the following hypothesis: 'organic fertalizer causes plants to grow healthy'

Use as comparison in an experiment

What type of force is friction?

What forms when the moon stands between the Earth and the Sun