6th Grade Science Semester Test

Front

What does Newton's 2nd Law, the Law of Acceleration, state?

Back

The Law of Acceleration states that the force of an object is equal to the mass multiplied by the acceleration (F = M x A). It means that force, mass, and acceleration are all related.

Front

What nutrient found in milk helps make your bones strong?

Back

Calcium is the nutrient found in milk that helps make your bones strong.

Front

What parts of the body contain cartilage?

Back

Cartilage is found in the ribs, ears, and nose.

Front

What percentage of your body weight is made up of muscles?

Back

Muscles make up about 85% of your body weight.

Front

If a baseball player hits a ball with 400 N of force, how much force does the ball exert on the bat?

Back

The ball exerts 400 N of force on the bat, according to Newton's 3rd Law of Motion.

Front

What is the formula for calculating force?

Back

Force (F) is calculated using the formula F = M x A, where M is mass and A is acceleration.

Front

What is the role of calcium in the human body?

Back

Calcium is essential for building and maintaining strong bones and teeth.

Front

What is cartilage?

Back

Cartilage is a flexible connective tissue found in various parts of the body, including joints, ears, and the nose.

Front

What is the relationship between force, mass, and acceleration?

Back

Force is directly proportional to mass and acceleration; increasing either mass or acceleration increases the force.

Front

What are the three types of muscles in the human body?

Back

The three types of muscles are skeletal, smooth, and cardiac muscles.