Chapter 3 : Gravitational Force

Who discovered gravitation in 1667 ?

• Isaac Newton

• Barack Obama

• Ibnu al-Haytam

• Kepler

What is the amount of G in

• 6.67x10^-11

• 5.57x10^-11

• 1.23x10^2

• 6.67x10^11

Gravitational force is directly proportionql to the product of the masses of the two bodies

• False

• True

What is the SI unit of gravitational constant (G)?

• Nm^2/kg^2

• m/s^2

• Joule

• Watt

What is the formula for gravitational force?

• F = G * (m1 * m2) / r^2

• F = m * a

• F = k * q1 * q2 / r^2

• F = m * g

gravitational force is not inversely proportional to the square of the

distancebetweenthecentresofthetwobodies

• True

• False

The larger the mass of the body the_____ the gravitational force

Solve it

• 20 N

• 19.63 N

• 19.53 n

• 25.11 N

If the distance increase, the larger the gravitational force

• True

• False

Gravitational force is known as ____