Year 9 Science Jeopardy

Physics

100

What is the unit for power? Measured in Joules per second

Watts

200

Is there any force acting on a ball when it is stopped?

Yes! The force of gravity on the ball towards the ground, and the force of the ground back up on the ball.

300

What is a quantity measured in Newtons?

Force

400

What element is most commonly used in the production of nuclear energy?

Uranium - 238

500

What is the force of a weight that weighs 2 kilograms, after it is dropped from a roof? g = 9.8m/s/s

f = m x g

f = 2 x 9.8

f = 19.6 N

Chemistry

100

What are the four states of matter?

Solids, liquids, gases and plasma

200

What is the element with the symbol Sn?

Tin

300

What is the most common element found in the Earth's atmosphere?

Nitrogen (N₂) makes up 78% of the atmosphere

400

A + B => C

What type of reaction is this?

Synthesis reaction

500

A => B + C

What type of reaction is this?

Decomposition reaction

Biology

100

What is a vertebrate?

An animal with a spinal column

200

What is the largest living land animal

African Elephant (Loxodonta Africana)

300

What is the main artery found in the human body?

The heart (Aorta)

400

Where is DNA stored?

The Nucleus

500

What is photosynthesis?

The process where plants convert energy from the sun into energy for them to use