Units, dimensions, kinematics, and Newton's Laws

Class 1

What is the symbol that represents the magnitude of gravitational acceleration near the surface of the Earth?

g

What is the value of g (with units)?

10 m/s²

What is the symbol that represents the elementary electric charge?

Pwater

What is the value of Pwater (include units)?

1000 kg/m³

What symbol represents elementary electric charge?

e

What is the value of e (include units)?

1.6 × 10⁻¹⁹

What do you estimate π to be on the MCAT?

3

What is the symbol to represent Coulomb’s constant?

K₀

What is the value of K₀ (include units)?

9 × 10⁹ Nm²/C²

What is the symbol for Planck’s Constant?

h

What is the value for h (include units)?

6.6 × 10⁻³⁴ Js

What is the symbol for the speed of light in a vacuum?

c

What is the value of c (include units)?

3 × 10⁸ m/s

What is the symbol for pico-?

p

What is the symbol for nano-?

n

What is the symbol for micro-?

µ

What is the symbol for milli-?

m

What is the symbol for centi-?

c

What is the symbol for kilo-?

k

What is the symbol for mega-?

M

What is the symbol for giga-?

G

What is the multiple for pico-?

10⁻¹²

What is the multiple for nano-?

10⁻⁹

What is the multiple for micro-?

10⁻⁶

What is the multiple for milli-?

10⁻³

What is the multiple for centi-?

10⁻²

What is the multiple for kilo-?

10³

What is the multiple for mega-?

10⁶

What is the multiple for giga-?

10⁹

What is bolded on MCAT physics section?

Vectors

Which kinematic is missing a?

d = ½ (V₀ + v)t

Which kinematic is missing d?

v = V₀ + at

Which kinematic is missing v?

d = V₀t + ½ at²

Which kinematic is missing V₀?

d = vt - ½ at²

Which kinematic is missing t?

v² = V₀² + 2ad

What does the slope of the velocity vs. time graph represent?

Acceleration

What does the area under the curve for a velocity vs. time graph represent?

Displacement

Which law says an object in motion will stay in motion?

Newton’s 1st law

What law says Fnet=ma?

Newton’s 2nd law

If Fnet is 0, what is also 0?

A

Which law says every action has an equal and opposite reaction?

Newton’s third law

Can a moving object experience static frictional force?

Yes

What is cos 0°?

√4/2

What is cos 30°?

√3/2

What is cos 45°?

√2/2

What is cos 60°?

√1/2

What is cos 90°?

√0/2

What is cos 120°?

√-1/2

What is cos 135°?

√-2/2

What is cos 150°?

√-3/2

What is cos 180°?

√-4/2

What does √2 ≈ ?

1.4

What does √3 ≈ ?

1.7

What is sin 0°?

√0/2

What is sin 30°?

√1/2

What is sin 45°?

√2/2

What is sin 60°?

√3/2

What is sin 90°?

√4/2

What is sin 120°?

√3/2

What is sin 135°?

√2/2

What is sin 150°?

√1/2

What is sin 180⁰?

√0/2