Energy
Which energy does a trumpet create?
Sound Energy
*DOUBLE POINTS*
What is a simple machine? Definition
Something that we use daily to make life easier
*DOUBLE POINTS*
What does a stopwatch do?
It measures time. (how long or how fast something takes)
What is the definition of Gravity
force that pulls
*Double Points* What is work?
When there is force and motion
*DOUBLE POINTS*
What does M.E.L.T.S mean?
Mechanical, Electrical, Light, Thermal, and Sound Energy
Which simple machine did we use in our car lab?
Wheel and Axle
What is a spring scale?
Speed it up
Give an example of work being done, and tell me why?
I'll say if its correct or not
What energy is given by the sun?
Thermal/Solar/Light
What is a fulcrum?
When would the spring inside the spring scale stretch out?
When a lot of force is needed or something is heavier
Draw how friction works
I'll say yes or no
What is a surface and why does it matter?
I'll say if correct
What energy is needed in order for microwave to turn on?
Electrical
Which type of simple machine do the curtains in Mr. Delgado's class use?
Pulley
*DOUBLE*
When using a spring scale, why would i need to use a lot of force one time, and then a little bit of force the next time? If the weight of the object was the same for both, what changed?
The surface. A rougher/bumpy surface would cause more friction. More friction requires more force.
Draw how the car lab worked. Draw the car/materials and how it worked.
I'll check
When doing an experiment, why is it important to do multiple trials. (test it out more than once)
to make sure that you are getting a true/accurate result.
Solar energy from the sun is then transferred to what?
Electrical Energy for an object to use
Explain a wedge and how it works
I'll say whether correct or not
If i'm measuring 10 different rubber bands, all shapes, and all sizes. I want to see which one is more durable. I attach weights to each rubber band. What needs to be true, to make the experiment valid?
All the weights need to be the same weight.
If one student pulls a car to the right, which direction would the the other student need to push in order for the car to move forward?
Right
If i have a box. one person on each side. if i want to make it go southeast, what does each person need to do? Draw on whiteboard
I'll say if correct or not