Section _____________ Physics
Lab Worksheet (Maximum Score = 44
points)
I. Vector - quantity with magnitude (size) and
direction Ex) 5 meters East, 4m/s West, 5 Newtons South
Ex 1)
What’s the distance?_______What’s the displacement ________
Ex 2) A man walks 4 meters east then 4
meters south.
1) Draw and LABEL the vector diagram (1 cm = 1 meter)
showing the man's walk and label the displacement vector (1 points).
2) What is the man's displacement? ________________ (1 point)
A.
Velocity Components
1) Carefully draw and label the horizontal and vertical components of this velocity vector (2 points).
2)
Measure
the angle between the horizontal and the vector __________ (1 point)
3) What formula on the reference table would you use to find the horizontal component of the vector?
a) Find the horizontal component ____________________(2 point)
b) Find the
vertical component of the vector____________________ (2 point)
1) Find
the magnitude and direction of the resultant of the vectors below _____________
(1 point) LABEL the resultant.
2)
Carefully sketch the resultant into the drawing below (1 point)
3)
What
is the magnitude and direction of the equilibrant? _____________ (1 point)
NOTE
– Not drawn to scale
4)
Carefully sketch the equilibrant into the picture above. (1
points)
5) Draw
the resultant of the following pairs of vectors.
(2 points)
B.
Free Body Diagrams - Diagram that shows all the
forces acting on a body
1) A cart is moving down a ramp. Carefully draw the weight force, friction force and normal force on the cart. (3 points)
II. Light
A.
Reflection
1) Draw
and label the normal with a dotted line (1 point)
2)
Measure
and label the angle of incidence (2 point) __________
3)
Draw
in the reflected ray (1 point)
4)
How
big is the angle of reflection? ___________ (1 point)
5) Draw the angle of reflection into the diagram below.(1 point)
B) Refraction
- the bending of
light caused when light changes media
1)
Draw
the normal into the diagram above. (use a dotted line) (1 point)
2)
What
is the angle of incidence?
______________ (1 point)
3)
What
is the angle of refraction? _______________ (1 point)]
4)
Label
the angle of incidence in the diagram above with the symbol qin (1 point)
5)
Label the angle of refraction in
the diagram above with the symbol qref (1
point)
Magnetism
1) In the gray region, draw the
flux lines created by these two magnets
(1 point)
2)
Draw the flux
lines ON and AROUND the bar magnet above.
(1 point)
III. Waves
1)
Measure
the following properties of the wave above. (report your measurements with the
correct significant digits that show the accuracy of your measuring device)
a) wavelength
______________ (1 point) b) amplitude _________________(1 point)
2)
If
the frequency of this wave is 10 Hz, what is the speed of the wave? (3
points)
3) Draw a second wave to the picture above that has the same amplitude but twice the frequency of the original. (1 point)