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Safety Work Inclined Planes Skeletal System Muscular System. What is the most important rule in the lab?. Always listen to your teacher!. Alma was dissecting a chicken wing when she accidently cut her finger. The cut was small and didn’t hurt too bad. What should Alma do?.
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Safety Work Inclined Planes Skeletal System Muscular System
What is the most important rule in the lab? Always listen to your teacher!
Alma was dissecting a chicken wing when she accidently cut her finger. The cut was small and didn’t hurt too bad. What should Alma do? Tell the teacher immediately!
What is force? A push or a pull
Which of the following listed below is an example of a force being applied?A) Looking into binocularsB) Your nose smelling a flowerC) Pulling a dumbellD) Watching the TV C
What is work? The use of force to move an object through a distance
Which of the following is an example of work being done?A) Harry Potter hitting the QuaffleB) Hermoine holding a bookC) Ron pushing against a wallD) Voldermort pushing against Harry, but neither is moving A
In which of the following examples is there no work being done?A) Peeta pushing a sack of flower across the roomB) Katniss shooting a bow and arrowC) Gale watching the Hunger Games on TVD) Katniss throwing a knife C
Why do we use inclined planes? (Hint: what do they make easier) They reduce the amount of force
When we use an inclined plane, what ALWAYS stays the same? The amount of work being done
If we increase the height an inclined plane, what is going to happen to the amount of force required to move something up that ramp? The amount of force required will increase
List the levels of organization of living systems from least to most complex. (tissues, organ system, cell, organism, organ Cells, tissues, organs, organ systems, organism
Which body system is represented by the picture shown below? Skeletal System
What are some examples of organs in the body? Heart, lungs, brain, etc
What is a function that both the muscular system and the skeletal system have in common? both aid in movement
What body system is responsible for producing blood cells? Skeletal System
Without the forces provided by the _____________ system we would not be able to do work Muscular
What system is responsible for body structure? Skeletal System
What is an independent variable? A variable that I change in an experiment
What is a dependent variable? A variable that changes because of the independent variable
Jana wants to do an experiment to determine what brand of popcorn pops the most kernels in the bag. What would be the independent variable in this experiment? Brand of popcorn
Babies have 300 bones when they are born. Adults have 206. How do we “lose” those extra bones as we get older? Small bones connect with larger bones to create one big bone
When conducting an experiment w/ an unknown substance, Alberisha found that when touched with electrical wires nothing happened, the substance was not shiny, and broke easily. How would you classify this substance? Nonmetal
Brandon used a triple beam balance and determined that the mass of the rock shown was 274g. Use the imagebelow to determine the volume? D=27.4 g/mL
What energy transformations take place when a battery-operated radio is in use? Chemical Electrical Sound