Fact 1: Damming a river can cause a lake to form. Fact 2: Nothing alters a river as totally as a dam. Given the two facts above, answer the question "What can a dam form?" with the following options: - fens - rain - lake - water - cracks - H2O - valley - canyon
lake

Fact 1: Recycling has a positive impact on the environment. Fact 2: Steel is a recycled and recyclable product. Given the two facts above, answer the question "certain Steel products have a positive impact on what" with the following options: - energy - fisheries - smog - people - environment - air pollution - survive - Energy.
environment

Q: Fact 1: Alight bulb is used for seeing in the dark. Fact 2: Humans are unable to see clearly in the dark. Given the two facts above, answer the question "What helps humans see?" with the following options: - layers of fat - electricity - food - focusing a lens - shadows - dolphins - Light bulbs - pets
A: Light bulbs

Question: Fact 1: Organisms cluster around hydrothermal vents in the ocean floor. Fact 2: To survive, some organisms living near hydrothermal vents have formed close associations. Given the two facts above, answer the question "How is survival ensured around hydrothermal vents?" with the following options: - heat produced - Eating a lot - Reproducing quickly - biological diversity - vegetation - Being in a cluster - Staying far apart - hydrate their cells
Answer: Being in a cluster

*Question*
Fact 1: Using cell phones can cause people to become distracted. Fact 2: Everybody has a cell phone. Given the two facts above, answer the question "what can become distracted?" with the following options: - monkeys - humans - density - clouds - organisms - messengers - gravity - everybody
**Answer**
everybody

*Question*
Fact 1: Changes in the pH of soil can cause plants to die. Fact 2: Sulfur lowers pH in soil. Given the two facts above, answer the question "Adding sulfur to soil can cause what?" with the following options: - contamination - flooding - plants to die - Pollution - chemical reaction - Greenhouse gasses - global warming - harmful substances
**Answer**
plants to die