Light and Sound
An object will produce a sound when it -
What is vibrates?
An object will produce a sound when it VIBRATES.
A student is doing an investigation with a tug of war contest. She wants the ribbon to stay directly in the middle without being pulled to one side or the other. So far after 10 trials, Team A on the left has 6 wins and Team B on the right has 4 wins, meaning they pulled the ribbon towards their side that many times.
She need to incorporate something into her investigation to make her original goal a possibility
What is have the people pull with the same force on both sides.
Condensation is -
What is change of state of matter from a gas to a liquid?
Ecosystems are -
What are all living and nonliving things and their interactions in a certain area.
Distance is described as this -
What is how far one point to another is?
Liz is designing a device to communicate with light across a distance by shining a flashlight through different colored materials toward another person. Which material would work best for her device?
What is glass?
A firefighter slides down a pole. The force that is the most responsible for bringing the firefighter down the pole is-
Gravitational Force
Evaporation is -
What is change in state of matter from a liquid to a vapor or gas?
Energy is -
What is what is needed to do work or cause change?
This tells how large or small something is.
What is size?
Opaque means-
What is material that does not allow any light to pass through it?
Gravity does this -
What is pull object down to the earth?
Precipitation is -
What is rain, sleet, snow, or hail that falls from clouds in the sky?
Change is -
What is to make or become difference?
A ball of gas in space.
What is a STAR?
Translucent means-
What is partially allowing light to pass through?
Simple machines are -
What are tools that make work easier?
Temperature is -
What is how hot or cold something is?
A drought is this.
What is a shortage of water?
Matter that has not set volume.
What is GAS?
Transparent means-
What is allows you to see through an object?
Force is -
What is a push or pull that causes an object to move, stop, or change direction?
Runoff is -
What is the movement of water on a surface to areas of low elevation?
Nonliving things are described as the following -
The closest of all stars that we can see.
What is the SUN?