a testable idea or explanation that leads to scientithic investigation
any peice of information aquired through observation or expieriments
a system of ideas that explain many observations and is supported by evidence
a descriptive statement or equation that reliably predicts events under certain conditions
Pregunta 2
Pregunta
data
Respuesta
any pieces of information accquired through observation or experiments
a system of ideas that explain you recorded
Pregunta 3
Pregunta
theory
Respuesta
a systen of ideas that explain many observation and is supported by evidence
a descriptive statement or equation that reliably predicts events under ceatain conditions
Pregunta 4
Pregunta
what are the two units used to measure stuff
Respuesta
pounds
grams
kilograms
tons
Pregunta 5
Pregunta
mass is [blank_start]the amount of stuff in an object[blank_end]
Respuesta
the amount of stuff in an object
Pregunta 6
Pregunta
8 steps
1)[blank_start]zero it out[blank_end]
2)[blank_start]take your object and place it on the pan[blank_end]
3)[blank_start]move largest mass until beam goes down,[blank_end] move back a notch
4)[blank_start]repeat step 3 with second largest scale[blank_end]
5)[blank_start]move smallest mass until arm is balanced[blank_end] at zero
6)[blank_start]read mass to nearest 10 of a gram and re[blank_end]cord
7)[blank_start]remove object from pan[blank_end]
8)[blank_start]move all the measures back to 0[blank_end]