FOUNDATION WITH QUESTIONS AND
APPROVED MARKING SCHEME GRADED A+
scalar *quantity *- *CORRECT *ANSWER-a *quantity *that *can *be *described *by *magnitude *only
*and *has *no *direction
vector *quantity *- *CORRECT *ANSWER-a *quantity *that *has *both *magnitude *and *direction
non-contact *force *- *CORRECT *ANSWER-a *force *that *acts *at *a *distance
contact *force *- *CORRECT *ANSWER-A *force *that *is *exerted *only *when *two *objects *are
*touching.
transverse *wave *- *CORRECT *ANSWER-A *wave *in *which *the *particles *of *the *medium *move
*perpendicularly *to *the *direction *the *wave *is *traveling
longitudinal *wave *- *CORRECT *ANSWER-a *wave *in *which *the *particles *of *the *medium
*vibrate *parallel *to *the *direction *of *wave *motion
v *= *fλ *- *CORRECT *ANSWER-The *equation *that *links *wave *speed, *frequency *and
*wavelength
Frequency *- *CORRECT *ANSWER-the *number *of *complete *wavelengths *that *pass *a *point *in
*a *given *time
North *pole *and *North *Pole *- *CORRECT *ANSWER-repel
North *Pole *and *South *Pole *- *CORRECT *ANSWER-attract