What tool can you use to measure the length of a book?
Ruler.
Dylan wants to measure the length of his computer screen. What kind of measuring tool should he use?
A simple ruler will do. However, to make the most accurate measurement, it’s best that the ruler be longer than the screen so only one measurement is necessary.
What are the things we can do as a result of our five senses?
Our senses allow us to see, hear, taste, touch, and smell.
Why is a ruler a poor choice for measuring the distance around a basketball?
The ruler is rigid and cannot bend to go around the outside of the basketball.
How do science tools help us with our observations?
Science tools allow us to observe more carefully by helping us make better measurements or by allowing us to sense things we could not without them.
Can you think of another tool that lets us see small things?
A microscope allows us to see very small things.
What is length?
Length is how long something is. Length is one of three linear dimensions. The other two are width and height.
Scientists use tools to extend their senses when investigating the world. What sense does a hand lens improve?
A hand lens improves your sense of sight by making things appear larger than they are.
What tool can you use to find the weight of a watermelon.
A scale.
What does a thermometer measure? How can it help us?
A thermometer measures the temperature. We find it useful because if we know the temperature, we know how to dress for the outdoors.
What is a scale?
A scale is a science tool we can use to measure how much something weighs.
Which sense do you rely on most during your daily life?
Using a thermometer can help measure temperature. Which sense also helps you to know about what the temperature of something is?
Your sense of touch helps you learn about temperature.
How are measuring, observing, and predicting alike?
They are all inquiry skills.
Why is it useful to know how long or wide something, like a desk, is?
If you know how long and wide a desk is, you will be able to figure out if it can fit through a door, and where it can fit in a room.
Do other animals have senses?
Yes, although not every animal has all five senses, other animals can see, feel, taste, smell, and hear.
What would be the best tool to use to find out how big your waist is
A tape measure will help your measure your waist.