GRADE 3 SCIENCE OLYMPIAD 2023

Which object is an example of a solid matter?

• air

• water

• stone

• juice

Tags

NGSS.5-PS1-3

Which of the following does not show physical change?

• tearing of paper

• crumpling of paper

• burning of paper

• folding of paper

What is the sense organ for hearing sounds?

• eyes

• ears

• nose

• tongue

What do you call the smallest bone in the body that is located in the middle ear?

• hammer

• stapes

• anvil

• cochlea

Which part of the eye that controls the amount of light that enters the eye?

• iris

• cornea

• pupil

• retina

What type of phase change turns a matter from liquid to gas?

• evaporation

• solidification

• melting

• condensation

Tags

NGSS.MS-PS1-4

Which of the following objects has a different texture?

• glass

• silk cloth

• hollow blocks

• plastic cover

Tags

NGSS.5-PS1-3

Which nerve is responsible for sending messages to the brain about the sounds we hear?

• olfactory nerve

• cochlear nerve

• optic nerve

• glossopharyngeal nerve

Tags

NGSS.MS-LS1-8

Which of the following is seen in the night sky?

• moon

• sun

• rainbow

• clouds

Tags

NGSS.MS-ESS1-1

What is the primary source of energy in Earth?

• Moon

• Sun

• Shooting star

• Soil

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4