4.1 Universal Gravitation Mastery Check

A teacher, whose mass is 65 kilograms, is doing a physics demonstration in the front of the classroom. A student in the front row has a mass of 55 kilograms. If the teacher exerts a force of 1.06 × 10⁻⁷ Newtons on the student, how many meters apart are the teacher and student? Enter your answer in the box with two digits.

• 5.98 m

• 1.23 m

• 1.5 m

• 0.67 m

Tags

NGSS.HS-PS2-1

If the distance between the Sun and Venus were quadrupled, what would happen to the gravitational force between them?

• It would decrease by a factor of 4.

• It would decrease by a factor of 16.

• It would increase by a factor of 4.

• It would increase by a factor of 16.

Tags

NGSS.HS-PS2-4

Jamal is standing on the surface of Jupiter's moon Io. If Io has a mass of 8.39 × 10²² kg and a radius of 1.82 × 10⁶ m, what is the gravitational field of Io?

• 1.69 N/kg

• 2.30 × 10¹⁶ N/kg

• 6.32 × 10⁹ N/kg

• 0.422 N/kg

Tags

NGSS.HS-PS2-4

What is the distance between the centers of mass of the two objects?

• a. 291 m

• b. 145.5 m

• c. 268.5 m

• d. 246 m

Tags

NGSS.HS-PS2-4

Jupiter has a mass of 1.90 × 10^27 kg and a radius of 7.15 × 10^7 m. What is the force of gravity between Jupiter and a 72.0 kg person standing on Jupiter?

• 1.28 × 10^11 N

• 1,780 N

• 1.77 × 10^9 N

• 24.8 N

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-1

Voyager 1 has a mass of 722 kg and is located 2.33 × 10^{13} m from the center of Earth. Calculate the force of gravity on the space probe if the mass of Earth is 5.97 × 10^{24} kg.

• 5.30 x 10^-10 N

• 7.94 N

• 1.23 × 10^4 N

• 1.84 \times 10^{-14} N

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-1

Calculate the force of gravity of the yellow object on the green object.

• 9.42 × 10⁻⁸ N

• 6.99 × 10⁻⁹ N

• 104 N

• 0.0629 N

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-1

Venus has a mass of 4.87 × 10²⁴ kg and a radius of 6.05 × 10⁶ m. Find the gravitational field (g) of Venus.

• 5.37 × 10⁷ N/kg

• 8.88 N/kg

• 3.86 × 10¹² N/kg

• 639.25 N/kg

Tags

NGSS.HS-PS2-4

Calculate the mass of the yellow object based on its gravitational interaction with the blue ball.

• 7.55 × 10³³ kg

• 9.64 × 10¹⁸ kg

• 2.51 × 10³⁴ kg

• 3.21 × 10¹² kg

Tags

NGSS.HS-PS2-4

Compare the following pairs of objects. Which pair has the smallest gravitational force between them?

• 
• 
• 
• 

Tags

NGSS.HS-PS2-4