Which process is a cause of variation in a species?

An elevator weighing 480 Newtons is supported by a light, vertical cable which exerts a constant force on the elevator, causing the elevator to accelerate upward. Which of the following is the tension, in Newtons, in the cable? A. Greater than 480 B.

if a balloon filled with helium weighs 21.6 kg, knowing that helium's density is 0.18 kg/m3 then what is its volume?

Which of the following stars is likely to be the coldest? Select one: a. The white-colored star b. The orange-colored star c. The blue-colored star d. The red-colored star

Which of the following is an example of energy changing from one form to another? a rock a fire a desk a pen

Which describes a relationship based on the general theory of relativity? Acceleration in space and magnetism on Earth have opposite effects on objects. Acceleration in space and magnetism on Earth have the same effects on objects.

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.