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Science 1st SF
First semester final exam 2018
Question | Answer |
---|---|
The factor in an experiment that you are in control of... What you change | Independent Variable |
The factor in an experiment that changes as a result of the independent variable | Dependent Variable |
Factors in an experiment that remain the same throughout | Constants |
Group used for comparison in an experiment | Control |
A scientific statement that explains an expected outcome | Hypothesis |
Organelle that decides what can enter and what can exit the cell | Cell membrane |
Organelle, found only in plants, that provides structure | Cell wall |
Organelle known as the control center of the cell | Nucleus |
Organelle known as the powerhouse of the cell | Mitochondria |
Small organelles found on the rough ER that produce protein | Ribsomes |
Organelle found only in plants - where photosynthesis takes place | Chloroplast |
Organelle found only in plants - stores water and nutrients | Vacuole |
What process in animal cells changes glucose into energy | Cellular Respiration |
What process in plant cells changes sunlight into glucose | Photosynthesis |
Which characteristics of life represents: Maintaining a stable internal environment | Homeostasis |
Which characteristics of life represents: Puppies changing into dogs | Growth and Development |
Which characteristics of life represents: Skin cells have a different job than muscle cells | Organization |
Which characteristics of life represents: Flowers growing towards the sun | Response to stimuli |
Which characteristics of life represents: Carb loading before a big game | Use of Energy |
What property of an object determines how much inertia it has? | Mass |
Desire of an object to remain in motion | Inertia |
Objects will remain at a constant speed unless a _____________ force acts upon them. | Unbalanced |
Which law states: An object in motion will remain in motion; An object at rest will remain at rest. | Newtons 1st Law |
Which law states: When an unbalanced force is applied to an object, it causes it to move in the same direction as the force. (F=ma) | Newtons 2nd Law |
Which law states: Every action has an equal and opposite reaction. | Newtons 3rd Law |
Answer with 1st, 2nd, or 3rd: A grocery cart full of groceries is harder to push than an empty cart. | 2nd |
Answer with 1st, 2nd, or 3rd: A book sitting on the desk does not move until picked up. | 1st |
Answer with 1st, 2nd, or 3rd: Firing a rifle results in the gun pushing against your shoulder. | 3rd |