Q: Fact 1: Completing a circuit causes electricity to flow through that circuit. Fact 2: An electric circuit is the path of an electric current. Given the two facts above, what does current follow?

OPTIONS:
- rivers
- short
- ground
- watershred
- courtship
- circuit
- waves
- voltage

A: circuit

Q: Fact 1: Wings are part of the exoskeleton and attached to the thorax. Fact 2: An insect has 6 legs and a head, thorax and abdomen. Given the two facts above, what type of organism has an exoskeleton?

OPTIONS:
- fungi
- ferns
- mollusks
- animals
- barnacles
- reptiles
- insects
- birds

A: insects

Q: Fact 1: The emission of sulfur dioxide causes acid rain. Fact 2: ACID RAIN Acid rain is polluted and harmful to the environment. Given the two facts above, the environment is polluted when what is emitted?

OPTIONS:
- fossil fuels
- humans disturb it
- Organic compounds
- harmful substances
- chlorofluorocarbons
- carbon dioxide
- sulfur dioxide
- Greenhouse gases

A: sulfur dioxide

Q: Fact 1: Pushing on the pedals of a bike cause that bike to move. Fact 2: Kinetic friction is the resistance on a moving object. Given the two facts above, pushing on the pedals of a bike cause what?

OPTIONS:
- pedals
- get started
- stillness
- Pollution
- Decrease bodily water
- lack of motion
- kinetic friction
- electromagnetic energy

A:
kinetic friction