You are presented with the question "what causes thermal expansion?" and the following answer choices: - power - Chimneys - Sun - motion - Energy. - sunlight - coal - energy Now knowing that increasing heat causes thermal expansion and motion helps to increase body heat, choose the best answer.
motion
You are presented with the question "What living thing increases nutrients in soil?" and the following answer choices: - snail - fertilizer - chemicals - bushes - mussels - plants - organisms - compost Now knowing that decomposition increases the amount of nutrients in the soil and most soil organisms are responsible for decomposition and nutrient cycling, choose the best answer.
organisms
Q: You are presented with the question "Natural openings on the surface, leading to caves are formed by what?" and the following answer choices: - hydrogen and oxygen - aqueous solution - precipitation - calcite - erosion - flow of electrons - Calcium carbonate - Physical weathering Now knowing that sinkholes are formed by precipitation and natural openings on the surface that lead to caves are called sinkholes, or swallow holes, choose the best answer.
A: precipitation
Question: You are presented with the question "What causes rain?" and the following answer choices: - earthquakes - heating liquids - condensation - flooding - peachleaf willow - volcanos - Water expanding - rainbows Now knowing that condensation causes clouds to form and clouds produce rain, choose the best answer.
Answer: condensation
*Question*
You are presented with the question "What do flowers attract?" and the following answer choices: - Fruits - stems - roots - pollen - sheep - bushes - bees - plants Now knowing that flowers attract animal pollinators and bees are effective pollinators, choose the best answer.
**Answer**
bees
Q: You are presented with the question "chromosome duplication occurs when cell division does what?" and the following answer choices: - produces sound - produces gametes - rapid expansion - makes proteins - permineralization - checks dna - Plant reproduction - it can be seen Now knowing that meiosis is the type of cell division that produces gametes and meiosis Prior to meiosis as in mitosis, chromosome duplication occurs, choose the best answer.
A: produces gametes