If clouds are formed by water evaporating into colder regions and condensing, then what process must occur to form clouds? Answer choices: - thunderstorms - Movement of an air mass - evaporation - nimbus - snow - water evaporating - chemical changes - cloudy and rainy weather
water evaporating

If having nutrients has a positive impact on an organism 's health, then having _ has a positive impact on an organism 's health? Answer choices: - malnutrition - oysters - Energy. - exercise - Cooking - nutrients - pathogens - toxins
nutrients

Q: If dolphins require great amounts of water to survive, then what requires great amounts of water to survive? Answer choices: - a tortoise - leeches - a dolphin - a lizard - a snake - trout - mussels - amphibians
A: a dolphin

Question: If orchids will get more light when a surrounding tree falls, then what happens to a orchid when a nearby tree falls? Answer choices: - dormant state - It gets more light - It becomes dormant - They may not survive. - It remains dormant - It dies - It gets less water - It less light
Answer: It gets more light

*Question*
If skin helps keep out harmful substances, then what does skin help keep out? Answer choices: - medicine - sun's heat - heat - hurtful words - a pathogens - parasites - harmful substances - Echinoderm.
**Answer**
harmful substances

*Question*
If amphibians with four limbs are more advanced than fish, then amphibians with what are more advanced than fish? Answer choices: - four eyes - sensory neurons - rapid expansion - layers of fat - four limbs - kinetic energy - tails - many limbs
**Answer**
four limbs