Q: Fact 1: Ablack hole is formed by a high-mass star collapses. Fact 2: Collapsed stars are dead stars. Given the two facts above, what high-mass object forms black holes? | OPTIONS:
- layers of fat
- an object
- dead stars
- moons
- graptolites
- shooting stars
- milky way
- It expands
A: dead stars

Q: Fact 1: If a plant requires less water then that plant will survive in a drought. Fact 2: Floods result from an overabundance of rainfall, droughts from a lack of rainfall. Given the two facts above, if a plant requires less water then that plant will survive from a lack of? | OPTIONS:
- sunlight
- nutrients
- rain
- rainfall
- evaporation
- soil
- minerals
- cloud cover
A: rainfall

Q: Fact 1: Running water is better able to dissolve oxygen and nutrients than standing water. Fact 2: Streams and creeks provide running water. Given the two facts above, what are better able to dissolve oxygen and nutrients than standing water? | OPTIONS:
- stagnant lakes
- sedimentary rocks
- peachleaf willow
- hydrocarbons
- streams and creeks
- stagnant ponds
- ice cubes
- Veins and arteries.
A: streams and creeks

Q: Fact 1: Agenerator converts kinetic energy into electrical energy. Fact 2: Electrical energy is converted into light energy in the headlights. Given the two facts above, a generator converts kinetic energy into something, which can then be converted to light by what? | OPTIONS:
- focusing a lens
- sensory neurons
- headlights
- heating liquids
- sunlight
- Evaporation
- cycles
- engines
A: headlights