PHYSICS
What is the unit of measurement for force?
Newton (N)
Which structure is found ONLY in plant cells?
Cell Wall.
What is the basic unit of life?
The cell.
How many vertices does a cube have?
8 vertices
What is the formula for calculating speed?
Speed = Distance/Time
Name two functions of the skeletal system.
- Provides support and protection
- Allows movement
- Produces blood cells
- Stores minerals
What is the process by which plants make their own food using sunlight, carbon dioxide, and water?
Photosynthesis.
Express 3/4 as a decimal.
0.75
Define Newton's laws of motion.
Newton's laws of motion describes the relationship between a body and the forces acting on it.
What is the function of chlorophyll in plant cells?
Is responsible for capturing light energy during photosynthesis, allowing plants to produce their own food.
What is the role of the nucleus in an animal cell?
The nucleus contains genetic material (DNA) and controls the cell's activities, serving as the cell's control center.
If a car travels at a speed of 60 miles per hour, how far will it travel in 2.5 hours?
The car will travel 150 miles.
What fundamental force is responsible for the attraction between any two masses in the universe?
Gravity.
What is the role of mitochondria in a cell?
Mitochondria are the powerhouse of the cell, producing energy in the form of ATP.
What is the scientific method, and what are its steps?
It is a methodical approach to investigating occurrences. Its steps include making observations, forming a hypothesis, conducting experiments, analyzing data, and drawing a conclusion.
Which two numbers have a sum of 14 and a product of 45?
9 and 5.
Which principle states that the total energy in a closed system stays the same, no matter what changes occur within the system?
Law of conservation of energy.
What cellular process is responsible for converting glucose into energy in the form of ATP?
Cellular Respiration
What gas do plants absorb from the atmosphere during photosynthesis, contributing to both their growth and the regulation of Earth's climate?
Carbon dioxide (CO2)
What is the only even prime number?
The only even prime number is 2.