Answer:
Answer is radiant and chemical.
Hope this help:)
Sry if wrong
Answer:
36.3 g
Explanation:
1.21 g/ml * 30 ml = 36.3 g ( see how the 'ml' units cancel ?)
Answer:
Mass, M = 1000 kg
Speed, v = 90 km/h = 25 m/s
time, t = 6 sec.
Distance:

Force:

Answer:
B: Energy that is transformed is neither created or destroyed
Explanation:
The formula for working out speed is distance ÷ time.
55 km ÷ 2 hours = 27.5 km/h (average speed for first part of journey)
52km ÷ 5 hours = 10.4 km/h (average speed for second part of journey)
(27.5 + 10.4) ÷ 2 = 18.95 km/h (average speed throughout the journey)