Problem:OPTIONS:
- Temperature
- frequency
- Energy.
- volume
- molecules
- density
- energy
- heat energy

Fact 1: Hitting an object causes the particles in that object to vibrate. Fact 2: Frequency is the measurable rate of that vibration. Given the two facts above, what changes to the particles of an object when hit?
****
A: frequency

Fact 1: Chromosomes are coiled structures made of DNA and proteins. Fact 2: DNA stands for Deoxyribonucleicacid. Given the two facts above, what are chromosomes made of?
OPTIONS:
- Deoxyribonucleicacid, protein
- sulfuric acid, fat
- Chemical energy
- protein, hydrobromic acid
- boric acid, protein
- Something that comes in a bundle of fibers
- sub-units of species
- A compound that donates proton
Deoxyribonucleicacid, protein

Fact 1: Mollusks have a circulatory system with one or two hearts that pump blood. Fact 2: Interestingly, a squid is also a mollusk. Given the two facts above, what does a squids circulatory system pump?
OPTIONS:
- Mucus
- Air
- Water
- Energy
- Blood
- Energy.
- heat
- oxygen

Answer: Blood

Question: Fact 1: Biofuel is used to produce electricity by burning. Fact 2: Biofuels include ethanol, methanol, biodiesel, biocrude, and methane. Given the two facts above, what does methane produce when burned?
OPTIONS:
- carbon dioxide
- energy
- electricity
- The atmosphere
- heat energy
- adding heat
- It expands
- kinetic energy
Answer: electricity

input with options: Fact 1: Plants exhibit phototropism, or growing toward a light source. Fact 2: Many light sources such as the sun and most artificial lights produce unpolarized light. Given the two facts above, what is called when plants grow toward the sun or an artificial light?
OPTIONS:
- Exfoliation
- Brownian motion
- heat energy
- phototropism
- photovoltaic
- autumn
- peachleaf willow
- mitosis
output: phototropism

Problem: OPTIONS:
- sensory neurons
- AA lithium cell
- rotten food
- Firecrackers
- an engine
- deoxyribonucleic acid
- magnets
- plants
Q: Fact 1: Abattery converts chemical energy into electrical energy. Fact 2: Battery life is several months for a AA lithium cell. Given the two facts above, what converts chemical energy into electrical energy?
Answer:
AA lithium cell