SCIENCE 5- Series and Parallel Circuits, Distance and Motion

If Usain Bolt finished a 200 meter race in 20 seconds ,what is his speed?

• 0.01 meters/second

• 10 meters/second

• 400 meters/second

• 4000 meters/second

How many centimeters are in 10 kilometers?

• 10 000

• 100 000

• 1 000 000

• 10 000 000

Why does we need to use the metric system of measurement?

• Because it is used many scientist

• Because it is important to describe motion

• Because it is necessary to describe motion

• Because it is easier to understand each other’s data

A car traveled 30 kilometers for 2 hours, what is its speed in m/s?

• 4.2 m/s

• 8.4 m/s

• 15.0 m/s

• 30.. m/s

How can a biker travel a great distance in a specified time?

• Pedal slowly to decrease the speed of the bike

• Pedal faster to increase the speed of the bike

• Increase the distance it will cover in the same time allotment

• Pedal faster to increase the time it will take to cover a distance

What color is seen when an object absorbed all the colors and reflected none?

• black

• blue

• yellow

• white

How much light is transmitted through a frosted window?

• All

• some

• twice

• none

Why does the sound of a jackhammer not pleasing to ears?

• It is soft

• It has irregular wave vibrations

• The shape of its waves are smooth

• It has a harmonious sound

In a series circuit, what happens when the bulb burns out?

• The other bulbs will explode

• The other bulbs will still function

• The other bulbs will continue to light

• The other bulbs will not light anymore

Electricity flows from the negative to positive terminal of a battery in a ______?

• Closed circuit

• Open circuit

• Parallel circuit

• Series circuit