Q: Frame construction predominates in the New England area due to the abundance of

OPTIONS:
- clay.
- masonry.
- wood.
- steel.
A: wood.
Q: Iron oxides, such as rust, form when iron metal reacts with oxygen in the air. What are the chemical symbols for the two elements found in iron oxide?

OPTIONS:
- I and O
- Ir and O
- Fe and O
- Pb and O
A: Fe and O
Q: Which of the following is a crucial piece of evidence supporting scientists' theory of how the continents and the ocean basins formed?

OPTIONS:
- Gravitational forces result in the fusion of small atoms.
- A differentiated iron core expresses magnetic properties.
- Currents redistribute heat in an unevenly heated liquid.
- A stream of charged ions disperses lightweight gases.
A: Currents redistribute heat in an unevenly heated liquid.
Q: Scientists compared Pluto with other objects in the solar system and found that Pluto is smaller than Earth's moon. This finding caused scientists to question whether Pluto is a planet because

OPTIONS:
- Pluto gets less sunlight than Earth's moon
- the other planets are much larger than Pluto
- the other planets have moons and Pluto does not
- Pluto rotates on its axis and the other planets do not
A:
the other planets are much larger than Pluto