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1 st 9 Weeks Science Review Created By C. Horejsi Winston Elementary

1 st 9 Weeks Science Review Created By C. Horejsi Winston Elementary

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1st 9 WeeksScience Review

Created

By

C. Horejsi

Winston Elementary

What’s the source of energy?

in a flashlight…

Which forms of energy in the

acronym SHELS are NOT produced by

the SUN?

SALT WATER IS A

Salt raises the temperature of boiling water

Evaporation of the water leaves the same amount of salt that was dissolved in the water.

Simple Machines help us do work; a pulley will help us

lift a heavy car motor because

Rays of light are

Salt and sugar will

Pure Water freezes at

Pure Water boils at

When water is cooled to zero

degrees Celsiuswhat happens to the STATES OF MATTER

The Science lab is set up for an experiment; you see

containers with substances, beakers, and eye droppers.

What should you do?

Electricity does NOT

3 pulleys used to lift the

weight requires less force from the girl to lift the

weight

WORK = FORCE = ENERGY

4 Pulleysused

together increases

the distance the force is applied

and requires

less energy

from the person.