Echinoderms are a group of aquatic invertebrates, but they are only found in
blank water.

The blank
of an echinoderm is made of hardened plates, which make the animal feel bumpy.

The body of an echinoderm is arranged like the spokes on a wheel. This is called
blank symmetry.

fill in the blanks Choose the word that best completes each sentence

Ageologist determines that a sample of a mineral cant be scratched by a steel nail but can be scratched by a masonry drill bit based on this information the sample mineral has to be softer than

Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?