Astronomy
Ecosystem (Plants and Animals)
Force and Motion
The Sound Around Us
100

How many stars do we have in our solar system?

1

100

Living things that eat dead plants and animals by BREAKING them down.

Decomposers
100

What is the unit of force?

N (Newton)

100

Parts of the ear: It is the road where the sound waves travel into the inner ear.

Ear canal
200

Where does the Sun rises?

East

200

Which of the following is an omnivore?


Rice       Grasshopper     Chameleon       Snake

Chameleon

200

Which device is used to measure Newton?

Spring scale

200

It is an object that makes sound

Sources of sound

300

"Star A has its own light." which is Star A?

The Sun

300

Living things that make their own food through photosynthesis.

Producers

300

If the resultant force is zero, what will happen to the object?

It will not move.

300

Give the 3 Types of medium of sound

Solid, liquid, and gas

400

Where is the North Star in the Ursa minor?

The tail.

400

What travels through a food chain or food web?

Energy

400

In which diagram the object move to the right?

1 and 4
400

What is the unit intensity of sound?


Decibel (dB)

500

How long does it take for the Earth to complete 1 rotation?

1 day/24 hours.

500

What do you call a group of animals that eat only plants?

Herbivore

500

Team A played tug-of-war with Team B. Each team had 3 players. Each player in Team A exerted 500 N. How much force should each player of Team B exerts so they can win?

a. 300 N          b. 400 N           c. 500 N             d. 600 N

600 N

500

In which medium can sound travel fastest?

Solid