Period 1
What do you use to measure mass?
A Triple Beam Balance.
What type of boundary forms mountains?
convergent boundaries
what body system send signals?
Nervous System
What is the 4th step in the scientific method?
Experiment
what is the last step of the scientific method?
Conclusion
what is frequency?
The amount of times a wave passes in a second. Or how often a wave occurs
What moon phase follows a full moon?
Waning Gibbous
what causes earths seasons?
Earths tilt
Do Prokaryotes have nucleus?
No
How do you find density?
Mass divided by volume.
What is the difference between the Homogeneous and the Heterogenous mixtures?
Homogenous - parts are not easy to separate
Heterogenous - parts are easy to separate
What is wavelength?
The distance it takes a wave to complete a full cycle.
what holds your bones together?
Ligaments
what is the job of the skeletal system?
provides structure
How long does it take for the earth we live on take to rotate on the axis?
1 day
What is the difference between the solar and lunar eclipses?
solar eclipse is when the moon blocks the sun and lunar eclipse is when the earth's shadow blocks the moon
What is the difference between mass and volume?
Volume is how much space and object takes up and mass is how much molecules is in an object
What organelle controls all the other organelles?
Nucleus
What is the smallest level of organization in the human body?
Cells
What is an element?
An element is a pure substance made of Atoms.
What is the difference between an endothermic and exothermic reaction?
an endothermic reaction is when something releases energy or heat and exothermic reaction is when it absorbed heat
What do plant cells have that is different then what animal cells have? (there are 3)
Clorplast, Bigger vacule and cell wall
What is an independent variable?
The thing YOU change in an experiment
What are the four rocky planets?
Mercury, Venus, Earth and Mars
what does waxing mean?
It means it is growing