Four major eras from most recent to most ancient

Which search pattern would be best suited for a crime scene where many investigators are available to search a large area? a. spiral b. grid c. line d. zone

Ahis which describe the horizons in a soil profile? check all that apply. horizon a is mineral deficient. bedrock lies below the soil layers. te horizon o forms from organic material, horizon b undergoes the least amount of change. horizon c is least affected by the soil formation process.

Select all that apply the earth orbits the sun because a. the earth is in motion therefore stays in motion b. the suns gravity pulls the earth in a curved path c. a contact force is pushing the earth