Fact 1: Magnetism can cause objects to repel each other. Fact 2: Electrical currents cause magnetic fields. Given the two facts above, which of the following can cause objects to repel each other?
OPTIONS:
- electromagnetic energy
- mass
- Electrical energy
- gravitation
- electrical currents
- photosynthesis
- the Great Barrier Reef
- electricity
electrical currents

Fact 1: High pressure systems cause clear weather. Fact 2: Weather Clear weather usually means good visibility. Given the two facts above, what causes good visibility?
OPTIONS:
- permineralization
- focusing a lens
- high pressure systems
- flashlights
- peachleaf willow
- the Great Barrier Reef
- an electron microscope
- windpower operated machines

Answer: high pressure systems

Question: Fact 1: Dropping an object into water causes vibrations in the water. Fact 2: Sound vibrations can be compared to pond ripples. Given the two facts above, dropping an object into water causes what?
OPTIONS:
- pond ripples
- pond scum
- chemical changes
- heat energy
- kinetic energy
- activation energy
- color changes
- towels fluffed
Answer: pond ripples

input with options: Fact 1: Cells that divide uncontrollably may form a tumor, or abnormal mass of cells. Fact 2: And tumor cell means that it's an abnormal cell. Given the two facts above, what can abnormal cells do uncontrollably?
OPTIONS:
- falls ill
- migrate
- sweating
- Smoking
- die
- illness
- run away
- divide
output: divide

Q: Fact 1: Agreenhouse is used to protect plants from the cold. Fact 2: Plants are very easily raised from seed, sown in a cold greenhouse from February to April. Given the two facts above, what does a greenhouse protect plants from to help them grow easily?

OPTIONS:
- death
- hotness
- Winter
- fronts
- heat
- drought
- rain
- chill

A: chill

Fact 1: Touch is the ability to sense pressure. Fact 2: Nerve damage that causes a reduction in the ability to feel touch or pain is very dangerous. Given the two facts above, what can sense pressure?
OPTIONS:
- thermometers
- pressure cookers
- sharks
- fur seals
- nerves
- animals
- humans
- skin cells
nerves