Answer:
Different brands of nail polishes used by Sarah.
Explanation:
While conducting an experiment two different variables are considered namely dependant variable and independent variable. The variable which is continuously changed to see the effects is called as independent variable and the variable which is being tested is called as dependant variable.
In the given scenario, Sarah want to know best brand of nail polishes which lasts longest without chipping. Thus the different brands of nail polish used by her is considered as independent variable.
Answer:
Diffraction occurs just with electromagnetic waves.
Explanation:
O+ (O positive) if you have neither A nor B antigens but you have rhesus antigens.
There are two types of neurons in our legs: motor neuron and sensory neuron. These send and receive messages to and from each other and the brain.
After Ed's accident, he can't move his injured leg since the motor neuron is dysfunctional. The sensory neuron is functional so he can feel his limbs but can't move them since when the sensory neuron sends a message to the motor neuron, it isn't able to deliver the message to the brain to make the leg move. This is why he can still feel his limbs but is not able to move them.
I think the correct answer from the choices listed above is option A. The type of food that should be eaten in limited quantities would be fats. Too much<span> of certain types of </span>fat<span> can lead to other </span>health<span> problems. Hope this answers the question. Have a nice day.</span>
