Matter
Plants
ecosystems
Force and motion
100

What is matter?

it makes up everything 

100

what is the role of leaves

Makes food

100

what role does the sun play in an ecosystem

it is the beginning of all energy and life in every food chain

100

what is force?

the push or pull of an object

200

what is a mixture?

a combination that can be separated

200

what does the stem do?

provides support for the plant, also carries nutrients.

200

what is a community 

all of the different populations of different species that live in one area

200

what is a balanced force

when two objects are of similar size but pulling in opposite directions

300

What do atoms look like in a solid?

They have a fixed shape- they vibrate

300

What is a sepal

Special leaves that protect the flower before it blooms

300

what is an ecosystem 

the way living and non living things interact with each other

300

what is an unbalanced force?

when two objects are not of the same size, causing acceleration.

400

What is an atom?

Makes up all matter- microscopic

400

what are spores?

Microscopic specs of living material

400

what is a population 

all of the organisms of one type that live in the same area

400

what is gravity?

the force that pulls objects towards the earth.

500

What happens when heat is removed from atoms?

They slow down

500

how does pollination occur?

occurs when a pollen grain from the stamen is transferred to the sticky stigma by pollinators

500

what does a decomposer do

it breaks down the bodies of dead plants and animals

500

what is speed

how fast an object moves.