Science Review 1st six weeks 19-20

A balance scale measures

• the amount of matter in an object

• the volume of a liquid

• the length of an object

• the temperature of an object

What does a ruler meausre?

• how much space matter takes up

• the length of an object

• how much matter an object has

• how much time has passed

What can you observe from a picture of a spider?

• what it eats

• where it lives

• how it gives birth

• how many legs it has

what is a tool that can help you stay safe?

• meterstick

• stopwatch

• goggles

• magnet

how do scientist use their sense to observe something?

• they ask questions about it

• the tell what might happen

• they might look at it, feel it and smell it

• they explain it

when do you use goggles?

• when you look at a leaf with a hand lens

• when you time a car as it rolls down a ramp

• when you classify rocks by their color

• when you pour a liquid that might splash

when do scientist record data

• to look for patterns

• to write down what they observe

• to remember measurements they take

• all of the above

which tool is used for safety?

• hand lens

• eye goggles

• pan balance

• thermometer

what happens when ice melts

• a liquid becomes a solid

• a liquid becomes a gas

• a solid becomes a gas

• a solid becomes a liquid

what will happen to a wax candle when it it lit?

• the wax will freeze

• the candle will change into something else

• the wax will melt

• the candle will change colors