What is a balance?
A balance is used to measure mass. To find the mass of an object, add standard masses to the pan opposite the pan holding the object. When the two pans are at the same level, the sum of the standard masses equals the mass of the object.
What are computers?
Computers are information and graphic machines. Scientists use computers in many ways, such as for collecting, recording, and analyzing data.
What is computer-aided design?
Computer-aided design is a way of using a computer to make plans such as drawings for a new machine or building.
What is a barometer?
A barometer measures air pressure, which scientists use to predict weather patterns.
What is a recording device?
Recording devices are used by scientists to record and learn about sounds made by organisms or objects.
What is a field guide?
Field guides are information books that provide helpful details while researching plants, animals, or stars in the field.
What is a calculator?
Calculators make analyzing data easier and faster.
What is a spring scale?
A spring scale is used to measure force in grams. Because the weight of an object is a measure of the force of gravity on the object, you can use a spring scale to measure weight.
What are binoculars?
Binoculars have two eyepieces that contain lenses that magnify objects. Binoculars allow you to see the details of objects like birds from far away.
What is a probe?
A probe is an instrument used for
investigating hard-to-reach objects or parts of objects.
A temperature probe is a sticklike tool inserted into an object to measure temperature. A space probe explores planets and other objects in space that people cannot reach.
What is a anemometer?
An anemometer measures wind speed and direction.
What is a voltmeter?
A voltmeter measures electric charge in a circuit. They are used to measure differences in charge between two points on a circuit.
What are the safety rules related to communication in science class?
Read the activity carefully before you start.
Listen to the teacher's instructions. Ask questions about things you do not understand.
Report an accident or anything you think is unsafe to the teacher immediately.
What are the safety rules related to materials?
Safety rules for materials:
- Wear goggles when instructed
- Use chemicals carefully.
- Handle sharp objects and other equipment carefully.
- Help keep plants and animals safe.
- Put tools and equipment away when you're done.
What are the safety rules related to habits?
Safety rules related to habits:
- Keep your area clean. Wipe up spills immediately.
- Never taste or smell chemicals that we are working with.
- Dispose of chemicals properly.
- Wash your hands when you are done.