Problem:OPTIONS:
- warmth
- Light
- Summer
- consumers
- an object
- cells
- sun's heat
- photons

Fact 1: Asolar panel converts sunlight into electricity. Fact 2: Sunlight is composed of photons, or particles of solar energy. Given the two facts above, a solar panel converts _ into electricity?
****
A: photons

Fact 1: Cancer is a disease that occurs when the cell cycle is no longer regulated. Fact 2: Cancer can result in death. Given the two facts above, a cell cycle that is no longer regulated can lead to what?
OPTIONS:
- crab cakes
- Tropic of Cancer
- fever
- loss
- illness
- twin births
- death
- disease
death

Fact 1: Alight bulb converts electrical energy into light energy when it is turned on. Fact 2: Light is a form of radiant energy. Given the two facts above, a bulb converts what into radiant energy when turned on?
OPTIONS:
- sun's heat
- adding heat
- electrical energy
- peachleaf willow
- electrically
- an electron lens
- our nearest star
- hydrogen and oxygen

Answer: electrical energy

Question: Fact 1: Erosion causes a river to become deeper and wider. Fact 2: Erosion is the work of wind, water, and time. Given the two facts above, the work of what causes a river to become deeper and wider?
OPTIONS:
- looseness of dirt or compost
- just time
- Veins and arteries.
- just wind
- Physical weathering
- The area was once underwater
- just water
- wind, water, and time
Answer: wind, water, and time

input with options: Fact 1: Exercise has a positive impact on a human 's health. Fact 2: Resistance exercises are weight-lifting exercises. Given the two facts above, what has a positive impact on a human 's health?
OPTIONS:
- sweating
- poison
- poor diet
- oysters
- stamina
- lack of exercise
- Cooking
- weightlifting
output: weightlifting

Problem: OPTIONS:
- light
- harmful
- rabies
- A virus
- x-ray
- deadly
- ion
- small
Q: Fact 1: Abreathing mask is used for keeping harmful particles from entering the respiratory system. Fact 2: Unlike larger particles, the smaller particles are able to enter the respiratory system. Given the two facts above, a breathing mask can prevent what kind of particle from entering the lung?
Answer:
small