What are index fossils and how are they used to find the age of a sedimentary rock

Most popular blood type

Letusan gunung merapi pada tahun 2010 mengakibatkan perubahan ekosistem dilingkungan sektrnya. Perubahan keseimbangan pada peristiwa tersebut terjadi karena ... A. Lingkungan tdk memiliki daya lenting B. kerusakan melebihi daya lenting lingkungan

Nitrogen gas consists of _.

Explain the two key properties of blood that allow it be a key piece of evidence

The acidity of carbonated water is due to the

Volcanoes, lightning, and the combustion of fossil fuels ALL contribute to acid precipitation. true false

Does an electric current cause a coiled wire to become an electric bell

Which is a renewable resource? A) coal B) sunshine C) gasoline D) natural gas

How are fitness and adaptation important to natural selection?

Where do the light-independent reactions of photosynthesis occur? A. Stroma B. Thylakoids C. Cell cytoplasm D. Intermembrane space