SCIENCE 5 QUIZ BEE PRACTICE

The basic unit of life that makes up all living organisms.

• Tissue

• Organ

• Cell

• System

The process of breaking down food into simpler substances the body can use.

• Respiration

• Digestion

• Circulation

• Excretion

The gas needed by humans and animals to breathe and stay alive.

• Nitrogen

• Oxygen

• Carbon dioxide

• Hydrogen

The force that pulls objects toward the center of the Earth.

• Friction

• Gravity

• Magnetism

• Inertia

The change in position of an object over time.

• Force

• Motion

• Energy

• Gravity

The hard organ in the chest that pumps blood throughout the body.

• Lungs

• Liver

• Heart

• Kidney

The part of the respiratory system that expands and contracts when breathing.

• Diaphragm

• Trachea

• Bronchi

• Alveoli

The ability to do work or cause change.

• Matter

• Energy

• Friction

• Force

Anything that has mass and occupies space.

• Energy

• Matter

• Force

• Motion

The gas released by humans when they exhale.

• Oxygen

• Nitrogen

• Carbon dioxide

• Helium