MCAS Science and Technology/Engineering Flashcards
6 cards from real MCAS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 MCAS Science and Technology/Engineering flashcards as text
What is the process by which plants make their own food using sunlight?
Answer: Photosynthesis
Photosynthesis is the process plants use to convert sunlight, water, and carbon dioxide into glucose and oxygen.
Which of Newton's laws states that an object at rest stays at rest unless acted upon by an external force?
Answer: Newton's First Law
Newton's First Law (inertia) states that objects remain in their current state of motion unless a net external force acts on them.
What type of rock forms from cooled magma or lava?
Answer: Igneous
Igneous rocks form when molten magma or lava cools and solidifies.
What is the basic unit of life?
Answer: Cell
The cell is the basic structural and functional unit of all living organisms.
Which gas do humans exhale in greater amounts than they inhale?
Answer: Carbon dioxide
Humans produce carbon dioxide as a byproduct of cellular respiration and exhale it in greater concentrations than they inhale.
What is the force that pulls objects toward the center of the Earth?
Answer: Gravity
Gravity is the force of attraction that pulls objects toward the Earth's center, giving them weight.