Mass
Find the mass of object which has 18 N weight in the earth!
1,8 kg
Find the gravity of place which has 30 N weight of 3 kg object!
10 N/kg
Find the weight of 600 g object in the moon
0.96 N
On Earth, if you drop a 10 kg bowling ball and a 1 kg textbook at the same time (ignoring air resistance), which one hits the ground first?
They hit at the same time
If a person weighs 600 Newtons (N) on Earth, how much would they weigh on the Moon?
100 N
Find the mass of object which has 32 N weight in the moon!
20 kg
Find the gravity of place which has 0.35 N weight of 8 g object!
43.75 N/kg
Find the weight of 2.5 kg object in the earth
25 N
f you have a backpack with a mass of 5 kg, what is its weight in Newtons on Earth?
50 N
An astronaut has a mass of 70 kg on Earth. When they land on the Moon, what is their mass and what is their weight?
112 N
Find the mass of object which has 45 N weight in the moon!
28,12 kg
Find the gravity of place which has 0.75 N weight of 75 g object!
10 N/kg
Find the weight of 300 g object in the moon
0.48 N
Imagine you could dig a hole to the very center of the Earth and jump in. Once you reached the exact center, how much would you weigh?
0 N
If the Moon were suddenly moved twice as far away from the Earth as it is now, what would happen to the gravitational pull between them?
The gravitational pull would be 1/4th
Find the mass of object which has 20 N weight in the moon!
12.5 kg
Find the gravity of place which has 0.15 N weight of 8 g object!
18.75 N/kg
Find the weight of 300 g object in the earth
3 N
Rock A has a mass of 5 kg and Rock B has a mass of 20 kg. How many times stronger is the Earth's gravitational pull on Rock B compared to Rock A?
4 times stronger
-A lunar rover has a mass of 450 kg.
A) What is its weight on the Moon?
B) If you brought that same rover back to Earth, what would its mass be?
A) 720 N
B) 450 kg
Find the mass of object which has 126 N weight in the earth!
12.6 kg
Find the gravity of place which has 0.08 N weight of 50 g object!
1.6 N/kg
Find the weight of 600 g object in the earth
6 N
Why does Earth have an atmosphere (air to breathe) while the Moon has almost none?
Because earth has a stronger gravitational pull.
A 20 kg object is on the Moon.
-Mass of Moon = 7.35× 10^{22}
-Radius of Moon = 1.74× 10^{6}
-G=6.67×10^{11}
(a) Find the gravitational force on the object at the Moon’s surface
(b) Using your answer, find the acceleration due to gravity on the Moon
(hint: g=Fmg)
(c) If you drop the object, how far does it fall in 3 seconds?
(a) 32 N
(b) 1.6 m/s²
(c) 7.3 m