Pollutant levels in cities are: Group of answer choices

generally lower than in the suburbs

1.rapidly increasing all around the world

2.generally higher than in rural areas

3.The same as in rural areas because of atmospheric mixing.

4.rapidly decreasing around the worl

The earth spins around. one side faces the sun, one side faces space. the side facing the sun, we call daytime. side facing away is cooler and is nighttime. a day on earth is 24 hours, that’s how long it takes the earth to fully rotate one time. hope this !

"central america is subject to fierce which drop large amounts of on the region. another threat in the region is activity such as earthquakes and volcanoes caused by the shifting of the earth's large waves called may result in mass destruction. frequently crops are wiped out causing in the region." where is the question

1)    "way light reflects from a mineral" —  luster ;

2)  "way a mineral breaks under stress " — cleavage ;

3)  "reveals true, natural color of a mineral
                (note: when in powdered form) — streak ;

4)  "least reliable property for identification" — color ;

5)    "measured using the mohs scale" —  hardness .

There are many ways in which technology has made an impact to our environment. one,  is to make a transgenic plant to protect it from  insect damage. transgenic plant are called genetically modified organisms (gmo) because there is a gene added or removed in the original plant to obtain a set of characteristic such as insect damage.