What we plant in the soil of contemplation we shall reap in the harvest of action.— Meister Eckhart

Matter and Energy — quick quiz

5 real REET questions on Matter and Energy. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 4

MEDIUM

When we rub our palms together vigorously, they become warm. This demonstrates the conversion of which form of energy into heat energy?