Is an essential part of russia's hinterland, making up three-fourths of its land and providing a large proportion of its raw materials

a. siberia
b. murmansk
c. moscow
d. st. petersburg

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line 3x + y = 4.

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

Dry land planting can benefit the environment by reducing the need for tillagate