Physics 4C1 Primer

A review of material based on lower grade curriculum 27/08/2007

1) Given the formula v₂ = v₁ + at solve this problem.

If a car reaches a velocity of 24.6 m/s in a time of 5.80 s when it accelerates at a rate of 2.22 m/s², find it initial or starting velocity.

2) What is the charge on an electron ____________________

3) How are batteries measured? ________________________

4) What is the mass of 12.5 cm³ of zinc if its density is 7.88 gm/cm³?

5) What is the standard unit of pressure (gas or liquid)? ____________________

6) What does Ohm’s Law tie together? ____________________________________________

7) What units are used for current? __________ What is the symbol (letter) used for current _______

8) If the current is 250 mA and the resistance is 12.0 Ω what is the voltage of this circuit?

What is the formula that you would use?

9) Sketch a vector diagram for these two vectors; a) 4.5 cm/s [E] b) 6.5 cm/s [N 35^o E] (on the back)

10) Add the above two vectors. (on the back)

11) Did you take (or are you taking) a grade 11 chemistry course? ________________________

12) Graph this data and find the slope of the line.