You are presented with the question "What part of a bird's body is generally adapted to the kind of food that they eat?" and the following answer choices: - bill - skin - growth - sugar - fat - H 2 O - organ - muscle Now knowing that bird beaks are generally adapted for the food they eat and birds have a beak or a bill, choose the best answer.
bill
You are presented with the question "what is a laser used for producing?" and the following answer choices: - Electrical energy - electricity - electron microscope - density - light bulbs - rays or beams - sounds - hydrogen and oxygen Now knowing that alaser is used for producing light and light seems to travel in rays or beams, choose the best answer.
rays or beams
Q: You are presented with the question "what do organic foods not have?" and the following answer choices: - kinetic energy - sugar - salt - Energy. - Bodily water - fat - chlorofluorocarbons - preservatives Now knowing that food consists of organic molecules that store energy in their chemical bonds and organic foods contain no chemicals, preservatives, or artificial colorings, choose the best answer.
A: preservatives
Question: You are presented with the question "The mass of a planet causes the what?" and the following answer choices: - harmful substances - global warming - weight of objects - It gets heated up - heat energy - to move people - kinetic energy - flow of electrons Now knowing that the mass of a planet causes the pull of gravity on that planet and well, weight is the force on a object caused by gravity trying to pull the object down, choose the best answer.
Answer: weight of objects
*Question*
You are presented with the question "What do ancathostega have four of?" and the following answer choices: - Eggs - feet - Wings - alveoli - Lungs - ovaries - rings - Limbs Now knowing that amphibians are the first true tetrapods, or vertebrates with four limbs and ancathostega is one of the earliest tetrapods found, and by far the most complete, choose the best answer.
**Answer**
Limbs
Q: You are presented with the question "What is an example of an echinoderm?" and the following answer choices: - a fish - eel - starfish - parasites - ferns - shark - fertile - algae Now knowing that echinoderms have a unique water vascular system with tube feet and each starfish arm is lined with tube feet, choose the best answer.
A: starfish