Explanation:
From the curve given in the attachment,
a) minimum speed v0 required if the car is to travel beyond the top of the hill
climb to the top = 5.4 m
Therefore, 
= 10.29 m/s
b) No, we cannot affect this speed by changing the depth of the valley to make the coaster pick up more speed at the bottom as this speed does not depend upon depth of the valley.
Answer:
What is 2^-3 x 3^-2 as a fraction?
What is (-2)^-3 x (-3)^-2 as a fraction
Explanation:
I need these pls. SORRYYY
Answer:
b. the planets are marble-size or smaller and the nearest stars are thousands of miles away
Explanation:
The correct answer for the question is option b because if the distance between sun and Pluto is any scale is made equivalent to a walking distance of some minutes then the size of planets will be equivalent to the size of marbles and the nearest stars that is present in Alpha centauri triple star system(4.5 light years away) will be approximately thousands of miles away from us.
Answer:
Las propiedades físicas, como la dureza y el punto de ebullición, y los cambios físicos, como la fusión o la congelación, no implican un cambio en la composición de la materia.
Explanation:Creo que es correcta
Answer:
sorry I dont now the answer bro i am so sorry xd ;'(
