life science: biology
brainpop scientific method graphic organizer
watch the video. brainpop: introduction to the scientific method
fill in the table. most of us use a loose form of the scientific method to solve everyday problems. for each of these problems and observations below, develop a hypothesis to explain whats happening. then describe how you might test your theory with a simple experiment.
problem observation hypothesis experiment
your cat rejects a can of tuna cat food. she ate the can of chicken - flavored food you fed her last night, and the beef from the night before.
your bedroom air conditioner blows very cold air at night but only cool air during the day. your bedroom gets lots of direct sunlight all day long.
youre talking on your cell phone in your bedroom when suddenly the reception goes bad for a minute. just before the reception clears up. you hear the microwave beep in the kitchen.

Question

life science: biology
brainpop scientific method graphic organizer
watch the video. brainpop: introduction to the scientific method
fill in the table. most of us use a loose form of the scientific method to solve everyday problems. for each of these problems and observations below, develop a hypothesis to explain whats happening. then describe how you might test your theory with a simple experiment.
problem	observation	hypothesis	experiment
your cat rejects a can of tuna cat food.	she ate the can of chicken - flavored food you fed her last night, and the beef from the night before.	 	
your bedroom air conditioner blows very cold air at night but only cool air during the day.	your bedroom gets lots of direct sunlight all day long.	 	
youre talking on your cell phone in your bedroom when suddenly the reception goes bad for a minute.	just before the reception clears up. you hear the microwave beep in the kitchen.

Accepted Answer

# Brief Explanations:
1. For the cat - food problem:
   - Hypothesis: The cat prefers chicken and beef over tuna.
   - Experiment: Offer the cat tuna, chicken, and beef cat - food on separate days at the same time of day and record which one(s) it eats.
2. For the air - conditioner problem:
   - Hypothesis: The direct sunlight warms up the room during the day, reducing the perceived coldness of the air - conditioner.
   - Experiment: Cover the windows with blackout curtains during the day and observe if the air - conditioner blows colder air.
3. For the cell - phone reception problem:
   - Hypothesis: The microwave's operation interferes with the cell - phone reception.
   - Experiment: Use the cell - phone in the bedroom while operating the microwave and note if the reception deteriorates.

# Answer:
| Problem | Observation | Hypothesis | Experiment |
| ---- | ---- | ---- | ---- |
| Your cat rejects a can of tuna cat food. | She ate the can of chicken flavored food you fed her last night, and the beef from the night before. | The cat prefers chicken and beef over tuna. | Offer the cat tuna, chicken, and beef cat - food on separate days at the same time of day and record which one(s) it eats. |
| Your bedroom air conditioner blows very cold air at night but only cool air during the day. | Your bedroom gets lots of direct sunlight all day long. | The direct sunlight warms up the room during the day, reducing the perceived coldness of the air - conditioner. | Cover the windows with blackout curtains during the day and observe if the air - conditioner blows colder air. |
| You're talking on your cell phone in your bedroom when suddenly the reception goes bad for a minute. | Just before the reception clears up. You hear the microwave beep in the kitchen. | The microwave's operation interferes with the cell - phone reception. | Use the cell - phone in the bedroom while operating the microwave and note if the reception deteriorates. |

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QUESTION IMAGE

Question

Explanation:

Answer:

Problem	Observation	Hypothesis	Experiment
Your bedroom air conditioner blows very cold air at night but only cool air during the day.	Your bedroom gets lots of direct sunlight all day long.	The direct sunlight warms up the room during the day, reducing the perceived coldness of the air - conditioner.	Cover the windows with blackout curtains during the day and observe if the air - conditioner blows colder air.
You're talking on your cell phone in your bedroom when suddenly the reception goes bad for a minute.	Just before the reception clears up. You hear the microwave beep in the kitchen.	The microwave's operation interferes with the cell - phone reception.	Use the cell - phone in the bedroom while operating the microwave and note if the reception deteriorates.