Roberta made a chart of rocks and minerals. which of these can be placed in the column labeled minerals? a) can contain a fossil b) made of just one substance c) made of at least two substances d) can be made of tiny grains of sand

How does the release of trapped gases in magma cause a volcano to erupt? a. they push the magma up the pipe and then are reabsorbed into the magma chamber. b. they cause the magma to change chemically into lava. c. the gases form vents that allow the magma to flow out. d. the gases rush out and carry the magma with them.

What makes a dominant allele different from a recessive allele

Which statement explains how gravity and intertia work together