Grade 8 - NOVICE ROUND

The tendency of an object to resist any sudden change in motion is known as ______.

• force

• inertia

• mass

• net force

What kind of energy does water stored in dam possess?

• electrical

• kinetic

• mechanical

• potential

Which colors are arranged according to decreasing frequency?

• red, green, blue

• blue, red, yellow

• yellow, blue, red

• violet, green, orange

The quantity that tells how hot or cold an object is with respect to some standard.

• density

• mass

• pressure

• temperature

Which of the following opposes the flow of electric current?

• amperage

• capacitor

• resistance

• voltage

The following are components of an electric circuit EXCEPT ___________

• load

• battery

• bulb

• charges

What will happen to the current through a circuit if the resistance is decreased?

• loses

• increases

• decreases

• remains the same

In a simple electric circuit, the _______ supplies the electrical energy.

• charge

• 10 W bulb

• 1.5 V battery

• connecting copper wire

Three bulbs are connected in parallel, if one bulb goes out, what will happen to the remaining bulbs?

• blows up

• heats up

• stays on

• also turns off

Which of the following safety devices protects human beings from electrocution?

• fuse

• transformer

• circuit breaker

• earth or ground wire