Vocabulary Review

What is a Balanced Force?

• A force that is not equal in size or opposite in direction to another force, resulting in a change in motion.

• The rate at which an object moves or covers a distance in a given amount of time.

• An object that produces a magnetic field and attracts certain metals, such as iron and steel.

• A force that is equal in size and opposite in direction to another force, resulting in no change in motion.

What happens when an Unbalanced Force acts on an object?

• The object moves at a constant speed.

• The object does not move at all.

• The object experiences a change in motion.

• The object produces a magnetic field.

What is Speed defined as?

• A force that is equal in size and opposite in direction to another force.

• A force that results in a change in motion when not equal in size or opposite in direction.

• The rate at which an object moves or covers a distance in a given amount of time.

• An object that attracts iron and steel.

What is a Magnet?

• A force that results in no change in motion when it is equal in size and opposite in direction to another force.

• The rate at which an object moves or covers a distance in a given amount of time.

• An object that produces a magnetic field and attracts certain metals, such as iron and steel.

• A force that is not equal in size or opposite in direction to another force, resulting in a change in motion.

What is static electricity?

• The flow of electric current through a wire.

• A build-up of electric charges on an object, which can cause objects to attract or repel each other.

• The energy produced by batteries.

• A type of electricity that powers motors.

What does design constraint refer to?

• The artistic aspect of designing a product.

• The financial cost of creating a design.

• Rules or limitations that affect how something is made or used.

• The time it takes to design something.

What is an individual in biological terms?

• A group of organisms living together.

• A single organism or living thing.

• A type of species.

• A community of different kinds of organisms.

What is a fossil?

• A type of rock found in the desert.

• The preserved remains or traces of plants or animals from long ago.

• An ancient artifact.

• A mineral deposit.

What defines a population in ecology?

• A group of the same kind of living things that live in different areas.

• A group of different kinds of living things that live in the same area.

• A group of the same kind of living things that live in the same area.

• A single organism living in an area.

What is a habitat?

• The percentage of individuals in a population that survive to a certain age.

• The natural environment where a plant or animal species normally lives and grows.

• The complete disappearance of a species from the Earth.

• A change in temperature affecting the number of fish in a lake.