Soil, Rocks, & Minerals
Cells
Physics
Matter
Random
100
What kind of rock is made when lava or magma cool?
Igneous
100
True or False: Cells make up tissues, and tissues make up organs.
True
100
The energy of motion is called _____.
Kinetic Energy
100
The amount of matter in an object is called _____.
Matter
100
What is the first step in the scientific method?
Ask a question
200
What is the hardest mineral on the Mohs scale at a rating of 10?
Diamond
200
Photosynthesis happens in chloroplasts. What happens during photosynthesis?
Plants use the sun to make their own food
200
What is the force that slows things down, like brakes on a moving car?
Friction
200
Are these particles from a solid, liquid, or gas?
Gas
200
Name one safety rule that you need to follow in a science lab.
_____
300
The process of breaking down rocks is called _____.
Weathering
300
What is the genetic material found in the nucleus of a eukaryotic cell?
DNA
300
What's the difference between balanced and unbalanced forces?
Balanced forces don't move, unbalanced forces do.
300
What is the name of the particle that flies around the outside of an atom?
Electron
300
Which layer of Earth do we live on?
Crust
400
List the 3 types of soil particles in order, from smallest to largest: Silt, Sand, Clay.
Clay, Silt, Sand
400
What do we call the small, specialized parts inside of cells?
Organelles
400
What is one way you would know if an object has a lot of potential energy?
Position, condition, or composition
400
What's the difference between an element and a compound?
An element is a substance made of only one type of atom. Compounds are substances made of a mixture of different atoms.
400
What's the difference between unicellular and multicellular organisms?
Unicellular = 1 cell, multicellular = many cells
500
How do you figure out the hardness of a mineral?
Scratch test
500
Why are cells so small?
They need to bring in enough food and pump out their waste.
500
If you look at a distance-time graph, how do you know if an object is not moving?
It's a horizontal straight line
500
What is the atomic number of an element?
The number of protons in its nucleus
500
What is the name of the process when a solid turns into a liquid?
Melting