*Question*
Q: What explains the spherical shape of ceres, once thought to be the largest asteroid? Choices: - orbital plane - space debris - low gravity - high gravity A:
**Answer**
high gravity

*Question*
Q: What do waves do when they are unable to pass through an object? Choices: - produce off - Roll over. - develop off - reflect off A:
**Answer**
reflect off

*Question*
Q: Solids can be divided into amorphous solids and which other group? Choices: - morphous solids - distinct solids - acrystalline solids - crystalline solids A:
**Answer**
crystalline solids

*Question*
Q: How does the magnetic field produced by a current in a wire move? Choices: - intermittently - slowly - counterclockwise - in concentric circles A:
**Answer**
in concentric circles