Q: Fact 1: If an object is kicked then force is exerted on that object. Fact 2: Control boxes are objects. Given the two facts above, what has forced extered on it if kicked? | OPTIONS:
- animals
- mussels
- control boxes
- heat energy
- energy barrier
- a hydraulic system
- activation energy
- kinetic energy
A: control boxes

Q: Fact 1: Ozone depletion results in higher levels of UV radiation reaching Earth. Fact 2: UV radiation increases the risk of getting skin cancer. Given the two facts above, what increases the risk of getting skin cancer? | OPTIONS:
- Ozone depletion.
- cigarettes
- smoking tobacco
- adding heat
- electromagnetic energy
- smoking pipes
- rays or beams
- wavelengths and photons
A: Ozone depletion.

Q: Fact 1: Chloroplasts contain the green pigment chlorophyll. Fact 2: Leaves are green because they contain small bodies in the cells called chloroplasts. Given the two facts above, what makes leaves on plants green? | OPTIONS:
- Having no sunlight
- Solar energy
- reflecting light
- the sun
- Chlorophyll
- Chemical energy
- h2o
- Soil health
A: Chlorophyll

Q: Fact 1: Most invertebrates have a more complex nervous system. Fact 2: Jellyfish and insects are invertebrates. Given the two facts above, what has a more complex nervous system? | OPTIONS:
- elephants
- phytoplankton
- animals
- insects
- viruses
- crocodiles
- tortoises
- bacteria
A: insects