Answer:
Explanation:
The independent variable determines the value that needs to be calculated or the decision that needs to be made from the observations of the experiment. Hence, experimental design decision would most likely produce invalid and unreliable results when having more than one independent variable.
Answer: An Organ System
Explanation: Vascular plants have two distinct organ systems: a shoot system, and a root system. The shoot system generally grows above ground, where it absorbs the light needed for photosynthesis. The root system, which supports the plants and absorbs water and minerals, is usually underground.
A moving hang glider has kinetic energy, which converts to potential energy once the hang glider stops.
Answer:
Dna i think im not sure if it is right?
Explanation:
Answer:
electron
Explanation:
elections circle the nucleus
