Which of the following minerals maintains healthy fluid balance?

A. Calcium and iron

B. Sodium and potassium

C. Magnesium and zinc

D. Selenium and iron

Describe how freezing could be used to remove sugar from a mixture of sugar and water?

A block of mass 9.5kg rests on a slope an angle of 23.0∘ relative to the horizontal. What is the size of the contact force normal to the slope, in Newtons? Use a gravitational acceleration value of g = 9.8m/s^2.

A neutral atom of the element that comes just before platinium in the periodic tablet has

the law of conversation of energy and describe the energy transformations that occur as you coast down a long hill on a bicycle and then apply the brakes to make the bike stop at the bottom.

A BASE jumper runs off a cliff with a speed of Which of the following is closest to his speed after 0.5 seconds? A) 10 m/s B) 8 m/s C) 6 m/s D) 3 m/s E) not given

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.