Scientific Method
True or False. Science can only happen in a lab.
False
A object at rest stays at...
rest
Non-contact
What are the poles of a magnet?
North and South
How many states of matter are there?
3 liquid, solid, gas
How do we call the question that is needed prior to any experiment?
An hypothesis
Give a synonym of motion
Movement
Give 2 examples of non-contact forces.
Electricity and magnetism
Similar poles attract or repel each other?
repel
What gas to we exhale? (breath out)
carbon dioxide
What do scientists and engineers do after drawing their conclusions?
They communicate their results.
Give 2 examples of forces that can cause a change in a object's motion.
Pull and Push
The rain made my flower pot fall. By what type of force is it caused?
A contact force (the contact of water)
What are the 3 types of metal that are magnetic?
iron, cobalt, nickel
What are the 5 classes of vertebrates?
Mammals, fish, reptiles, birds, amphibians
What is an evidence in science?
Something that scientists measure to help prove that they are right. A proof.
What happens if forces are unbalanced?
Motion
How do we call the buildup of electric charge of an object?
static electricity
Give 4 examples of uses of magnets.
Microwave, fridge, compasses, tools, recycling, industry, classroom board...
Give an example of animal adaptation to its habitat.
Many possible answers.
Explain the difference between the results and the conclusion.
Results is what you observe.
Conclusion = what can you understand and conclude from the results.
How to investigate further, or what did we discover?
An object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted upon by ...
an unbalanced force
Air resistance is a ... force.
Contact
I am invisible, but you can feel me. What am I?
Magnetic field
Quote in order the planets of the solar system.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (Pluto)