What is the movement of tectonic plates caused by? A) convection currents in Earth's mantle.

B) the gravity of the iron-nickel core.

C) the rotation of the Earth.

D) the Moho discontinuity.

Which is a binary star? a]Algol b]the Sun c]Alpha Centauri d]Polaris e]the Big Dipper

Which is the difference between the Paleozoic and Mesozoic era

Under which condition is competition among lions least likely? A. when there are fewer producers in the area B. when there is a large zebra population C. when there are large numbers of lions D. when there is abundant rainfall in the area

The brightness of a planet increases when the planet is closest to earth

If a fossil of an entire mammoth were found, where would it most likely be found? A. encased in amber B. frozen in a glacier C. a mold in sedimentary rock D. a cast found on a rock face

Based on this map, which of the following countries gained independence most recently? A. Chad B. Congo C. Kenya D. Sudan

Is Iron Ore man made or natural

The symbolism of the Sikhism practice of Kesh is most similar to the symbolism of which of the following practices? 1. Hindu followers visiting the Ganges river 2. Jews mourning their loss at the western wall 3.

The government created capital of brazil is called

3 household compounds