Fact 1: Most canyons are formed by flowing rivers through erosion over long periods of time. Fact 2: Weather wears down the by erosion. Given the two facts above, answer the question "What geological form is made by rivers weathering the land over time?" with the following options: - mountains - plains - loose soil - soft soil - Sediment - soils - canyons - hills
canyons

Fact 1: An incandescent light bulb converts electricity into light by sending electricity through a filament. Fact 2: Fiber optics works by carrying light along hair-thin filaments of glass. Given the two facts above, answer the question "an incandescent light bulb converts electricity into light by sending electricity through what?" with the following options: - hair-thin molecules - hair-thin spokes - epidermis and dermis - hydrogen and oxygen - activation energy - an electron lens - hair-thin hairs - hair-thin fibers of glass
hair-thin fibers of glass

Q: Fact 1: Plants live just about everywhere on Earth. Fact 2: On earth, plants proved to be innovative and adaptable. Given the two facts above, answer the question "Vegetative life can live anywhere on earth and also share what characteristics?" with the following options: - important habitats - sub-units of species - destructive - mass and density - barren and fruitless - innovative and adaptive - biological diversity - maladaptive
A: innovative and adaptive

Question: Fact 1: Electrical current running through a wire causes that wire to heat up. Fact 2: An electrical current is a flow of electrons. Given the two facts above, answer the question "what can run through a wire causing it to heat up?" with the following options: - flow of electrons - electromagnetic energy - flow of neutrons - kinetic energy - hydrogen and oxygen - chemical messengers - flow of protons - h2o
Answer: flow of electrons

*Question*
Fact 1: Sex hormones are chemical messengers that control sexual development and reproduction. Fact 2: Chemical messengers carry signals from one nerve branch to another. Given the two facts above, answer the question " _carry signals that control sexual development and reproduction" with the following options: - sex hormones - electricity - nucleic acid - Most plants - animals - genes - dendrites - photons
**Answer**
sex hormones

*Question*
Fact 1: Producers are organisms that produce food for themselves and other organisms. Fact 2: Green plants are producers . Given the two facts above, answer the question "What are organisms that make food for themselves and other organisms?" with the following options: - mushrooms - green plants - plants - mammals - agriculture - honeybees - photosynthesis - animals
**Answer**
green plants