Science Lessons

Which among the following materials is a conductor of electricity?

• metal

• plastic

• rubber

Two objects having opposite charges__________________each other.

• repel

• attract

• neautralize

Tags

NGSS.MS-PS2-3

Two like charges ______________ each other.

• attract

• repel

• neutralize

Look at the picture. What electrical symbol is it?

• electric wire

• light bulb

• cell battery

Tags

NGSS.MS-PS2-3

This is a parallel circuit diagram. How many light bulbs can you see?

• 4

• 3

• 2

The circled part of the simple electric circuit is called____________.

• electric wire

• electrical appliance

• energy source

Tags

NGSS.4-PS3-2

Which of the following is NOT a reservoir?

• ocean

• river

• lake

• condensation

Tags

NGSS.5-ESS2-2

The smallest reservoir on Earth is...

• oceans

• atmosphere

• rivers

• glaciers

The largest reservoir on Earth is...

• oceans

• glaciers

• soil

• lakes

Tags

NGSS.MS-ESS2-4

water moves from high to low places into different reservoirs through this process

• infiltration

• evaporation

• flow

• precipitation

Tags

NGSS.MS-ESS2-4