Digestive System
What is the first organ food enters?
Mouth
What are the three common states of matter?
Solid, liquid, and gas.
What is a habitat?
A place where living things live
What is the first stage of a flowering plant's life cycle?
Seed
What causes sound?
Vibrations
What organ helps break food into smaller pieces using acid?
Stomach
Which state of matter keeps its own shape?
Solid
Name one habitat found in water.
Ocean/Pond/River
Which colorful part of the flower attracts insects and other pollinators?
Petal
Can sound travel through air?
Yes
Which organ absorbs nutrients from food?
Small intestine
Which state of matter takes the shape of its container but keeps the same volume?
Liquid
Why do animals need habitats?
For food, water, shelter, and space
What is pollination?
The transfer of pollen from the anther to the stigma.
Which makes a higher pitch: a fast vibration or a slow vibration?
Fast vibration
Put these in order: stomach, mouth, small intestine.
Mouth → Stomach → Small Intestine
Give one example of a gas.
Air, oxygen, carbon dioxide.
Match the animal to its habitat: Camel
Desert
Which part of the stamen produces pollen?
Anther
Name one material that blocks (muffle) or reduces sound.
Thick curtains, foam, carpet, etc.
Explain what happens to food after it leaves the stomach.
It enters the small intestine where nutrients are absorbed.
Why can we pour water but not a rock?
Water is a liquid and can flow; a rock is a solid and keeps its shape.
What might happen if an animal loses its habitat?
It may struggle to find food, water, or shelter.
Put these flower parts in order after pollination:
Stigma, Ovary, Anther
Anther → Stigma → Ovary
Why can't people hear sounds in outer space?
There is no air or matter for sound waves to travel through.