Metric System
What is the standard unit of measurement for mass?
grams
How do we measure velocity?
meters per second
Like charges repel or attract?
Repel
Name one of the original models of the solar system that we studied.
Aristotle, Ptolemy, Tycho, Brae, Copernicus
What is a fossil?
Fossils are the remains or traces of once-living organisms
How many millimeters are in a centimeter?
10mm
What is the difference between potential energy and kinetic energy?
Kinetic energy is the energy of motion, Potential energy is an object's stored energy
What does it mean if an object has a neutral charge?
It has the same amount of positive and negative charges
What is the difference between a comet and an asteroid?
Comet is icy and made of dust
What is one example of evidence for evolution?
Fossils, living organism
How many centimeters are on a meter stick?
100cm
Where on a roller coaster is the potential energy greatest?
At the highest point
Why can you shock yourself on a doorknob after walking across a carpet?
Electric buildup from friction on your body transfers to the doorknob
How is Earth protected from cosmic radiation?
The magnetic field
If you are looking at a photo of rock layers, how do you know which layer formed first?
The layer on the bottom is the oldest
Which amount indicates a greater volume, 57 milliliters or 5 liters?
5L
Where on a rollercoaster in the kinetic energy greatest?
When it is going fastest
Name three noncontact forces.
Electricity, magnetism, gravity
This LGBTQ+ astronaut was the first American woman in space.
Sally Ride
What is the geologic time scale?
The geologic time scale is used to organize Earth’s long history into manageable parts.
If you were asked to measure the height of the doorway, what unit of measurement would you use?
Meters
How do you measure net force?
Add up all of the forces being applied to an object.
Why can a charge balloon bend a stream of water?
Water has both positive and negative charges
What are the phases of the moon?
New, waxing crescent, first quarter, waxing gibbous, full, waning crescent, third quarter, waning crescent
Where did life on Earth start?
In the water